Question

FILL IN THE BLANKS

a) non metal have ___valency.
b) metal posses ___valency .
c) weight of the element is equal to its ____expressed In a. m. u. .​

Answer 1

Answer:

a) non metal have negative valency ... means they receive the electrons

b) metal have positive valency ... means the give the electrons

c) wt of element is equal to it's total of proton + neutron

Answer 2

negative

positive

don't know

Explanation:

thank you