Question

write the chemical equation.
for the following reaction.
Calcium metal reacts with
water
Cinnabar is heated in the
present of air
Manganese dioxide is heated
with alimanim powder.​

Answer 1

Answer:

when calcium metals reacts with water it forms CaoH2(calcium hydroxide) i. e base

maganese dioxide is heated with aluminium powder it forms mg3Al2+O2

Explanation:

sorry friend I only knows this two

sorry

Answer 2

Answer:

(i)When calcium metals reacts with water it forms CaOH2(calcium hydroxide) i.e. base.

(ii)When cinnabar is heated in air HgS+O2----Hg+SO2

(iii)When manganese dioxide is heated with aluminium powder it forms Mg3Al2+O2

Hope it helps uh.....☺️