Opposite charges ……. each other.
a) attract
b) repel
c) no effect
d) none of these
.………is formed between Na+ and Cl-.
a) ionic bond
b) metallic bond
d) dative covalent bond
c) covalent bond
Explanation:Ionic bond is formed between sodium and chlorine ions in which sodium tends to donate electron to the chlorine.
Calcium and chlorine react to form ………
a) calcium chlorinate
b) calcium chloride
c) calcium chlorate
d) all of these
NaCl is………compound.
a) ionic
b) covalent
c) metallic
d) none of these
Calcium has ………electrons in its outermost shell.
a) two
b) six
c) three
d) four
Calcium has tendency to lose ……electrons.
a) 2
b) 3
c) 1
d) 4
