Science, asked by sanyabadnakar2499, 1 year ago

Calcium is an element with atomic number 20.
(a) Is it a metal or non-metal?
(b) Is it more reactive than Mg or less?
(c) What will be the formula of its Chloride?
(d) What will be its valency?

Answers

Answered by shivamkr143r

19

a.It is a metal
b.Its more reactive than Mg
c.Cacl2
d.valency=2

Answered by massgamer3

14

a.it is a metal

b.it is more reactive than mg

c.cacl2

d.2+

Previous Question

Next Question

Similar questions

History, 8 months ago

Which of the following taxed glass, paint, lead and tea? Intolerable Acts, Navigation Acts, Sugar and Molasses Act, Townshend Acts...

English, 8 months ago

Why did you decide to study abroad? And how will it make you a better version?

Math, 8 months ago

a town newspaper is published ...

Science, 1 year ago

An organic compound X is a constituent of wine and beer . The compound on oxidation forms another organic compound Y which is a constituent of vinegar Identify the compounds X and Y. Write the chemical equation of the reaction that marketplace to form compound Y...

Science, 1 year ago

Hydrogen gas is not evolved when nitric acid reacts with metals but magnesium and manganese metals react with nitric acid to produce hydrogen gas,why??HOW?

India Languages, 1 year ago

write some poems of telugu bala...

Economy, 1 year ago

what is life expectancy...

Biology, 1 year ago

How to find micro organisms in pond water...