Question

(1) Calorimeters
D. State whether the statements are (T) for true and (F) for false :
1. Food items like pickles, curd and citrus fruits should be kept in metal containers
2. The ash like powder of magnesium oxide when dissolved in water produces a
solution which turns blue litmus red,
3. Potassium bums in oxygen with a lilac flame.
4. Copper and lead do not displace hydrogen gas from dilute hydrochloric acid
5. Iron is a constituent of bones while calcium is present in blood
6. Sulphur is used in making skin ointment and medicines.​

Answer 1

Explanation:

1) False

2) True

3) True

4) False

5) False

6) False