1) Solve a Chemistry Quiz on the Topic: «Basic Classes of Inorganic Compounds» Test #3. Variant 1. Distribute substances into

1) Solve a Chemistry Quiz on the Topic: «Basic Classes of Inorganic Compounds» Test #3. Variant 1. Distribute substances into the columns of the table and name the substances:

Acidic oxides
Basic oxides
Salts
Bases
Monobasic acids
Polybasic acids

FeO, HCl, FeSO4, H3PO4, Li3PO4, CaCO3, Mg(OH)2, H2S, N2O5, K2O

2) With which of the proposed substances does sulfuric acid react: copper, barium chloride, nitric acid, sodium hydroxide, zinc, potassium nitrate, sulfur oxide (VI), magnesium oxide? Write the equations for possible reactions, balance the coefficients, and indicate the type of reaction based on the number and composition of the reacting and resulting substances.

3) Solve the transformation chain: Mg→MgO→MgCl2→Mg(OH)2→Mg(NO3)2

4) Determine the mass of iron(III) oxide formed when 120g of iron(III) hydroxide is decomposed upon heating.

5) Obtain zinc chloride through all possible reactions. Write the reaction equations.

Test #3. Variant 2.

1) Distribute substances into the columns of the table and name the substances:

Acidic oxides
Basic oxides
Salts
Bases
Oxygen-free acids
Oxygen-containing acids

MgO, CO2, CaSO4, Ba(OH)2, HClO4, CuOH, HBr, H2SO4, CrO, AlCl3

2) With which of the proposed substances does sodium hydroxide react: phosphoric acid, carbon dioxide, copper(II) sulfate, chromium(III) hydroxide, potassium oxide, iron(II) chloride? Write the equations for possible reactions, balance the coefficients, and indicate the type of reaction based on the number and composition of the reacting and resulting substances.

3) Solve the transformation chain: C→CO2→K2CO3→ CaCO3→ CO2

4) What is the mass of nitric acid that reacts with potassium hydroxide to produce 78g of salt?

5) Obtain potassium sulfate through all possible reactions. Write the reaction equations.

Test #3. Variant 3.

1) Distribute substances into the columns of the table and name the substances:

Acidic oxides
Basic oxides
Salts
Alkalis
Insoluble bases
Acids

NaCl, H2SiO3, NaOH, P2O5, HNO3, H2SO3, Cu(OH)2, Li2O, Pb(NO3)2, BaCO3

2) With which of the proposed substances does calcium oxide react: magnesium oxide, nitric acid, water, sulfur dioxide, barium hydroxide? Write the equations for possible reactions, balance the coefficients, and indicate the type of reaction based on the number and composition of the reacting and resulting substances.

3) Solve the transformation chain: P→P2O5→H3PO4→ K3PO4→ Li3PO4

4) What volume of carbon dioxide is produced when 12g of calcium carbonate reacts with hydrochloric acid?

5) Obtain potassium hydroxide through all possible reactions. Write the reaction equations.