Chemistry test “Sulfur and its compounds. Test "Sulfur and its compounds" test in chemistry (grade 9) on the topic Test work in chemistry on the topic sulfur

Test on the topic “Sulfur and its compounds”
1 option
1.Half of the sulfur produced in nature is used to produce
A) sulfuric acid B) sulfurous acid C) matches
2.Helps purify oil liquid

3. To treat rheumatism, use baths with
A) sulfur dioxide B) sulfur trioxide C) hydrogen sulfide
4.Colorless gas with a pungent odor
A) sulfur dioxide B) sulfur trioxide C) anhydride
5.When sulfuric acid forms, it reacts with water

6.Salts of hydrosulfide acid are called
7.Sulfur exhibits oxidizing properties when interacting with
A) hydrogen B) fluorine C) chlorine
8. At a temperature of 119 degrees, what kind of sulfur melts, turning
into a yellow-brown liquid
A) rhombic B) plastic C) monoclinic
9. Which allotropic modification of sulfur conducts current poorly and
heat A) rhombic B) plastic C) cubic
10. In the compound H2SO4, sulfur exhibits an oxidation state equal to
A) 5 B) 4 C) 6
11.Sulfur is located in the subgroup
A) secondary B) main C) main
12. Sulfur is a component of organic compounds
A) carbohydrates B) proteins C) fats
13. Sulfur exhibits a higher valency equal to
A) 5 B) 4 C) 6
14. The number of energy levels of sulfur is
A) 2 B) 3 C) 4
15. How many allotropic modifications of sulfur exist
A) 2 B) 3 C) 4

Option 2
1. Used for bleaching wool, straw, silk
A) sulfur dioxide B) sulfur trioxide C) potassium sulfate
2.Sulfur ointment is used to produce ointment for
diseases
A) eyes B) calluses C) skin
3.The red color of the paint gives
A) sodium sulfide B) mercury sulfide C) cadmium sulfite
4.When sulfurous acid forms, it reacts with water
A) sulfur dioxide B) sulfur trioxide C) potassium sulfate
5.Volatile colorless liquid
A) sulfur dioxide B) sulfur trioxide C) sodium hydroxide
6.Salts of sulfuric acid are called
A) sulfide B) sulfite C) sulfate
7.Sulfur exhibits restorative properties when interacting with
A) hydrogen B) sodium C) oxygen
8. At a temperature of 160 degrees, sulfur turns into molecules with
chain
A) closed B) open C) broken
9. In the H2SO3 compound, sulfur exhibits an oxidation state equal to
A) 2 B) 3 C) 4
10.Electronic formula of sulfur
A) 3s23p6 B) 4s24p1 C) 3s23p4
11.Sulfur is located in a subgroup called
A) chalcogens B) halogens C) inert gases
12.Sulfur in an excited state moves its electrons to
energy level
A) S B) P C) d
13. Sulfur exhibits a lower valency equal to
A) 2 B) 3 C) 4
14.Which value coincides with the number of electrons in sulfur
A) protons B) valence C) relative atomic mass
15Open chains close into a ring to form a cycle with
number of sulfur atoms equal
A) 2 B) 6 C) 8

Option 1

1. At room temperature o sulfur, sulfuric acid and hydrogen sulfide have the following physical states:

a) Liquid, liquid and solid c) Solid, liquid and liquid

b) Solid, gaseous and gaseous d) Solid, liquid and gaseous

2. Sulfur exhibits oxidation states

a) -2, -4, +2. +4 b) -1.0, +2, +4 c) -2, +6, +4.0 d) -2, -4, -6, 0

3. A chemical element having the atomic structure diagram: +16) 2e,8e,6e – this is:

a) selenium b) sulfur c) oxygen d) tellurium

4.The degree of oxidation of sulfur in sodium hydrosulfite:

a) +4 b) +6 c) 0 d) -2

5. In the reaction of sulfur with oxygen, sulfur is:

a) Oxidizing agent

b) Reducer

c) Does not change the oxidation state

6. Name the substance according to its physical properties: colorless gas, with the smell of rotten eggs, heavier than air, poisonous - it is:

a) O 2 b). SO 2 c). SO 3 g). H 2 S

7. Conversion scheme S +6 → S +4 corresponds to the reaction equation:
a) SO 3 + H 2 O = H 2 SO 4 c) H 2 SO 4 + Zn = ZnSO 4 + H 2
b) 2SO 2 + O 2 = 2SO 3 d) Cu + 2H 2 SO 4 = CuSO 4 + SO 2 + 2H 2 O

Test on the topic: “Sulfur and its compounds”

Option 2

1. Sulfur at the last energy level has unpaired electrons

a) 2 b) 4 c) 6 d) 8

2. When interacting with iron, sulfur is

a) oxidizing agent b) reducing agent c) does not change the oxidation state

3. The element with the most pronounced non-metallic properties:

a) oxygen b) sulfur c) selenium d) tellurium

4 . Oxidation state - 2 sulfur exhibits in compounds

a) H 2 SO 4, b) Na 2 S b) Na 2 SO 3, d) NaHSO 4

c) Na 2 SO 3, SO 3 d) H 2 S, NaHS

5. In the molecule H 2 S chemical bond:

c) covalent nonpolar d) metallic

6. Allotropic modification of sulfuris not

a) monoclinic b) rectilinear c) plastic d) rhombic

7. Name the substance according to its physical properties: colorless gas, with a pungent odor, heavier than air, poisonous, highly soluble in water - it is:

a) H 2 SO 4 b) SO 2 c) SO 3 d) H 2 S

8. In the SO molecule 2 chemical bond:

a) ionic b) covalent polar

c) covalent nonpolar d) Metallic

9 . Dilute sulfuric acidwill not interact with each substance from the following pair of substances:
a) CuO, HCl b) Cu, NaCl c) Zn, NaOH d) CuSO 4, MgO

Name of substance Formula

1) sulfur oxide (VI) A) SO 2

2) sulfur dioxide B) Na 2 SO 3

3) sodium hydrosulfite B) NaHSO 3

4) sodium sulfite D) H 2 S

11.

N 2 + O 2 → NO

8. Both sulfur dioxide and sulfur(VI) oxide will react with the following pair of substances:
a) H 2 O, CO 2 b) NaOH, CaO c) H 2 O, Cl 2 d) H 2 S, O 2

9. Sulfur exhibits oxidation state +4 in compounds:

A). Na 2 SO 3, H 2 SO 4, c). H 2 SO 4, H 2 SO 3,

b). H 2 S, Na 2 SO 3 g). H 2 SO 3, SO 2

10. Match the name of the substance with its formula:

Name of substance Formula

1) sodium sulfide A) H 2 SO 4

2) sulfurous acid B) H 2 SO 3

3) hydrosulfide acid B) H 2 S

4) sodium hydrogen sulfate D) SO 3

11. Arrange the coefficients using the electronic balance method.

Test. 9th grade. Option 1.

A1. Chemical element having the atomic structure scheme 2e 6e

-

A2. The element with the most pronounced non-metallic properties: 1. oxygen 2. sulfur 3. selenium 4. tellurium

A3. In the O molecule2 chemical bond:

A4. Element “E” in the transformation scheme E → EO2 → N2 EO3 is: 1. aluminum 2. potassium 3. phosphorus 4. sulfur.

A5 . Sulfur exhibits the oxidation state +4 in compounds

1.NA2 SO4 , H2 SO4 , 2.H2 SO4, H2 S,

3.NA2 S,H2 SO3 4. H2 SO3, SO2

A6. With diluted sulfuric aciddoes not interact:

1. zinc 2. silver 3. magnesium 4. aluminum

A7. Qualitative reaction tosulfide ion (S2- ) is:

1. reaction with H ions+ 2. exposure to ionsCu2-

3. incorporation with Ba ions2+ 4. reaction with Ca ions2+

A8. How to properly dilute sulfuric acid 1. acid into water 2. in any order 3. water into acid 4. drain together

A9. Name the substance according to its physical properties: colorless gas, with the smell of rotten eggs, heavier than air, poisonous - it is: 1. O2 2. SO2 3.SO3 4. N2 S

A10. Minimum degree of sulfur oxidation

1. -1 2. -2 3. -3 4. 0

A11. Chemical element with atomic structure diagram 2e 8e 6e

- these are: 1. oxygen 2. sulfur 3. selenium 4. tellurium

A12. The element with the most pronounced metallic properties: 1. oxygen 2. sulfur 3. selenium 4. tellurium

A13. In the SO molecule2 chemical bond:

1. ionic 2. covalent polar

3. covalent nonpolar 4. metallic

A14. Element “E” in the transformation scheme E2 → N2 E → N2 is: 1. oxygen 2. sodium 3. phosphorus 4. sulfur

A15. Sulfur exhibits the oxidation state +6 in compounds

1.SO3 , H2 S2.H2 SO4, SO3

3.SABOUT2 , SO3 4. H2 SO4, SO2

A16. With concentrated sulfuric aciddoes not react:

1. zinc 2. copper 3. iron 4. gold

A17. Qualitative reaction tosulfate ion (SO4 2- ) is:

1. in-viie with H ions+ 2. reaction with Pb ions2-

3. reaction with Ba ions2+ 4. reaction with Ca ions2+

A18 . Incorrect property of concentratedsulfuric acid

1. carbonizes paper 3. causes burns

2. hygroscopic 4. whitens fabrics

A19. Name the substance according to its physical properties: colorless gas, with a pungent odor, heavier than air, poisonous, highly soluble in water - it is: 1. O2 2. SO2 3.SO3 4. N2 S

A20. Maximum degree of sulfur oxidation

1)+4 2) +6 3) +7 4) +5

IN 1.

Name of substance Formula

1) sulfur dioxide A) H2 SO4

2) sulfurous acid B) H2 SO3

3) hydrosulfide acid B) H2 S

4) sodium sulfate D) SO3

D) Na 2 SO4

E) Na2 S

AT 2. Match the name of the substance with its formula:

Name of substance Formula

1) sulfuric anhydride A) Na 2 SO4

2) sulfuric acid B) Na 2 SO3

3) sodium hydrosulfite B) NaHSO3

4) sodium sulfite D) H2 S

D) H2 SO4

E) SO3

C2. Arrange the coefficients using the electronic balance method.

SO2 + H2 S = S ↓ + 2H2 O

Dictation 9 chemistry

Sulfur compounds (oxides, sulfides, sulfites)

Option 1

A1. In which series of compounds does sulfur have c. O. +4?

1) K 2 S, S0 3, H 2 S0 3 2) SO 2, K 2 SO 3, NaHSO 3 3) H 2 S0 4, SC1 4, S0 2 4) KNS0 4, S0 3, K 2 S0 4

A2. Describe sulfurous acid.

1) dibasic, weak 2) dibasic, oxygen-containing

3) oxygen-containing, unstable 4) dibasic, oxygen-containing, unstable, weak

A3. Describe sulfur (VI) oxide.

1) basic 2) non-salt-forming 3) acidic 4) amphoteric

A4. Indicate the correct characteristics of sulfuric acid.

1) volatile 2) oxygen-containing 3) dibasic 4) heavy

A5 . In which group is sulfur found?

A6. How many electrons are in the last electron level in a sulfur atom? Write the electronic formula of the sulfur atom.

A7. Does sulfur interact with water?

A8. What is the essence of the dimercurization process?

A9. Name the sulfur compounds found in nature.

A10. Which organs and substances of the body contain sulfur?

A11. Which gas has the smell of rotten eggs and is part of mineral waters. Name gas and health resorts.

A12. A sulfur compound is used to preserve vegetables. Which?

A13. How to properly combine acid with water?

A.14. name the salts of sulfuric acid (formulas and names where used)

A15. Where is sulfuric acid used?

A16. Name the city or enterprise (Chelyabinsk region) where concentrated sulfuric acid is produced. From what product?

A17. Qualitative reaction to sulfate ion?

Criteria for evaluation

80% - 5 (14-17)

60-80% -4 (10-13)

40-60% -3 (6-13)

0-40% - 2 (5 or less)

Municipal educational institution Poltava secondary school teacher Inozemtseva V.I.

9th grade chemistry. Dictation Sulfur compounds (oxides, sulfides, sulfites) Answers

Criteria for evaluation

80% - 5 (14-17)

60-80% -4 (10-13)

40-60% -3 (6-13)

0-40% - 2 (5 or less)

Compiled by: Bolshakova I.G., chemistry teacher at Municipal Educational Institution Gymnasium No. 5 in Murmansk Test on the topic “Sulfur and its compounds” Part 1 1. Distribution of electrons by energy levels in the sulfur atom: 1) 2, 6 2) 2, 8, 8 3) 2, 8, 6 4) 2, 8, 8, 6 2. Sulfur is a stronger oxidizing agent than: 1) fluorine 2) chlorine 3) phosphorus 4) oxygen 3. The oxidation states of sulfur change from +6 to 0 in the group of substances: 1) S, SO2, SO3 2) H2SO4, SO2, H2S 3) Na2SO4, K2S, S 4) SO2, K2SO3, S 4. A solution of sulfuric acid can interact with all substances from the group: 1) MgO, CO2 , NaCl, Fe(OH)3 3) NaOH, ZnO, Cu, Na2CO3 2) CuO, Fe, HNO3, NaOH 4) Mg(OH)2, BaCl2, FeO, Zn +6 +4 5. Scheme of transformation S → S corresponds to the reaction equation: 1) SO3 + H2O = H2SO4 3) H2SO4 + Zn = ZnSO4 + H2 2) 2SO2 + O2 = 2SO3 4) Cu + 2H2SO4 = CuSO4 + SO2 + 2H2O 6. Both sulfur dioxide and sulfur oxide (VI) will react with the following pair of substances: 1) H2O, CO2 2) NaOH, CaO 3) H2O, Cl2 4) H2S, O2 7. To carry out the transformation H2S → SO2 → SO3 → K2SO4 you need to use sequentially: 1) water, oxygen, oxide potassium 3) oxygen, water, potassium 2) oxygen, oxygen. potassium hydroxide 4) water, oxygen, potassium carbonate 8. In the reaction, the equation of which is H2SO3 + Br2 + H2O= H2SO4 + HBr, sulfur 1) is a reducing agent 3) is an oxidizing agent 2) reduces the oxidation state 4) does not change the oxidation state 9. Dilute sulfuric acid will not interact with each substance from the following pair of substances: 1) CuO, HCl 2) Cu, NaCl 3) Zn, NaOH 4) CuSO4, MgO 10. To carry out the transformation S → H2S → SO2 → CaSO3, you must use sequentially: 1 ) hydrogen, water, calcium oxide 3) hydrogen, oxygen, calcium hydroxide 2) hydrogen, oxygen, calcium 4) water, water, calcium 11. To carry out the transformation BaCO3 → X → Ba(NO3)2 → BaSO4 you need to use sequentially: 1 ) HCl, HNO3, H2SO4 3) H2SO4, HNO3, H2SO4 2) decomposition when heated, HNO3, K2SO4 4) decomposition when heated, NaNO3, H2SO4 12. To carry out the transformation CuO → Cu → X → CaSO4 you need to use sequentially: 1) hydrogen , chlorine, sulfuric acid 2) hydrogen, sulfuric acid solution, calcium hydroxide 3) hydrogen, concentrated sulfuric acid, calcium hydroxide 4) carbon, concentrated sulfuric acid, calcium carbonate 13. Redox reactions include the reaction between water and 1) sulfur oxide (IV) 2) calcium oxide 3) sodium 4) ammonia 14. When dissolved in water, it completely disintegrates into ions 1) potassium hydroxide 2) barium sulfate 3) hydrogen sulfide 4) glucose 15. Sulfur dioxide was passed through 160 g of a 10% sodium hydroxide solution. How many grams of average salt will you get? 1) 28.4 g 2) 25.2 g 3) 56.8 g 4) 50.4 g 16. As a result of the reaction of a barium chloride solution with 200 g of a 7% sulfuric acid solution, a precipitate weighing: 1) 33.3 g was formed 2) 31.4 g 3) 23.3 g 4) 20.8 g Part 2 1. Sulfur(IV) oxide reacts with 1) water 2) nitrogen 3) hydrogen sulfide 4) sodium chloride 5) phosphoric acid Answer: ________ 2. A solution of sulfuric acid reacts with 1) copper 2) silicon oxide 3) calcium oxide 4) barium nitrate 5) phosphorus Answer: ________ 3. Establish a correspondence between the transformation scheme and the change in the oxidation state of the sulfur atom. Transformation scheme A) Zn + H2SO4 (conc) → H2S + ZnSO4 + H2O B) H2S + O2 (excess) → SO2 + H2O C) H2SO3 + Br2 + H2O → H2SO4 + HBr Answer: A B Change in oxidation state 1) S → S+4 2) S+6 → S-2 3) S+4 → S+6 4) S-2 → S+4 5) S+6 → S+4 0 V 4. Establish a correspondence between the transformation scheme and the change oxidation state of the oxidizing atom. Transformation scheme A) Cu + H2SO4 (conc.) → SO2 + CuSO4 + H2O B) H2S + FeCl3 → FeCl2 + HCl + S B) S + HNO3 (dilute) → NO + 2SO4 Answer: A B Change in the oxidation state of the oxidizing atom 1) E-2 → ,E+4 2) E0 → E+4 3) E+6→ E+4 4) E+3 → E+2 5) E+5 → E+2 V 5. Establish a correspondence between the transformation scheme and a change in the oxidation state of the reducing agent atom. Transformation scheme A) C + H2SO4 (conc.) → SO2 + CO2 +H2O B) P + H2SO4 (conc.) → SO2 + H3PO4 + H2O C) O2 + H2SO3 → H2SO4 Answer: A B Change in the oxidation state of the reducing agent atom 1) E+4 → E+6 2) E0 → E-2 3) E0 → E+5 4) E0 → E+6 5) E0 → E+4 B 6. Establish a correspondence between the substance and the reagents with which it can react into the reaction: Substance Reactants A) hydrogen sulfide 1) Fe, H2O B) sulfur oxide (VI) 2) H2O, NaOH C) sulfur 3) SO2, O2 4) O2, Al Answer: A B C Answers: Part 1 1 3 2 3 3 3 4 4 5 4 6 2 7 2 8 1 9 2 10 3 11 2 12 3 13 3 14 1 15 2 Part 2 1 1.3 2 3.4 3 A-2, B-4, V-3 4 A-3, B-4, V-5 5 6 A-5, B-3, V-1 A-3, B-2, V-4 16 1