Question

Horn silver- AgCl Ag

Bauxite- Al2O3.2H2O Al

Rock salt -NaCl Na

Lime stone- CaCO3 Ca

Answer the following questions from information given in the below table

i) Write the names of metals which occur in free state

ii) Which is the most abundant metal available in the earth crust?

iii) Why some metals like K, Na are not available in free state?

iv) Name one mineral/ore which is hydrous​

Answer 1

Step-by-step explanation:

1. Ag

2. Al

3. Some metals like K, Na are not available in free state because these metals are high reactive metals

4. Gypsum