Meso−2,3−butanediol is the product of the top reaction
Answer: The formula of the hydrate will be 
and the name of the compound is copper sulphate heptahydrate.
Explanation:
Water of crystallisation is the number of water molecules that combine chemically in definite molecular proportion with the concerned salt in the crystalline state.
The formula of the hydrate will be and the name of the compound is copper (II) sulphate heptahydrate as there are 7 molecules of water.
the 1st one is balanced, the 2nd isn't (the number of Mg differs from left 1 to right 2).
The third is also not balanced, 2 F left,2*3=6 on the right
Answer:
C. Al
Explanation:
2Al+ 3H2SO4(l)------> Al2(SO4)3+ 3H2
