When calamine is heated then a product (A) is formed then find the total number of correct options for compound (A): (a) Compound (A) is white in cold conditions. (b) Compound (A) is yellow in hot conditions. (c) Compound (A) is called philosopher's wool. (d) Compound (A) when combined with CoO, then compound (B) is formed and colour of new compound (B) is green (e) Compound (B) is called Rinmann's green

When calamine is heated then a product (A) is formed then find the tot

1.	When calamine is heated then a product (A) is formed then find the total number of correct options for compound (A): (a) Compound (A) is white in cold conditions. (b) Compound (A) is yellow in hot conditions. (c) Compound (A) is called philosopher's wool. (d) Compound (A) when combined with CoO, then compound (B) is formed and colour of new compound (B) is green (e) Compound (B) is called Rinmann's green
Answer» Solution :`ZnCO_(3) OVERSET(DELTA)RARR ZnO +CO_(2)uarr` All are correct.