Salts

Q. An acid reacts with a base to form ___ and water.

Q. Common name of sodium hydroxide is while for magnesium hydroxide is .

1. lye
2. plaster of paris
3. caustic potash
4. milk of magnesia

Q. An acid reacts with a base to form ___ and ___ .

1. hydrogen, water
2. salt, hydrogen
3. salt, water
4. oxygen, hydrogen & water

Q. The Taj Mahal, an immense mausoleum in Agra is made up of .

1. plaster of paris
2. silica
3. calcium carbonate
4. calcium hydroxide

Q.

Connect the boxes:

1. 2.

3. 4.

5. 6.

1. 1→ 2→ 4→ 6

2. 1→ 5→ 4→ 2

3. 5→ 6→ 4→ 2

4. 5→ 3→ 4→ 2

Q.

Washing soda has the formula

1. $N{a}_{2}C{O}_3.7H_{2}O$

2. $N{a}_{2}C{O}_3.10H_{2}O$

3. $N{a}_{2}C{O}_3.H_{2}O$

4. $N{a}_{2}C{O}_3$

Q. Which of the following is an example of metal oxide?

1. MgO
2. $H_{2}S{O}_4$
3. $N{H}_{4}OH$
4. HCl

Q.

Potash alum is an example of a:

1. Simple salt

2. Complex salt

3. Acid salt

4. Double salt

Q.

Select the salts out of the following elements:

1. HCl 2. NaCl 3. ${Cu\left(OH\right)}_2$ 4. ${CuSO}_4$ 5.${CH}_{3}COOH$

6. ${CH}_{3}COONa$ 7. ${Na}_2{SO}_4$ 8. $H_2{SO}_4$ 9.${Ca\left(OH\right)}_2$ 10. ${CaCl}_2$

1. 2, 6, 7 and 1 are salts

2. 1, 3, 10 and 6 are salts

3. 2, 4, 6, 7 and 10 are salts

4. 1, 3, 8, 6 and 10 are salts

Q. Salts are formed as a result of ______ .

1. redox reaction
2. neutralization reaction
3. combustion reaction
4. decomposition reaction