Question

Choose the correct option.

a.
none of theabove

b.
all of the above

c.
The first ionization energy of alkaline earth metals is more than that of corresponding alkali metals.

d.
The first ionization energy of alkali earth metals is more than that of corresponding alkaline earth metals.

Answer 1

Beryllium and magnesium are found in ____________.

a.
group 3

b.
group 4

c.
group 2

d.
group 1

Answer 2

Find the sum of AB – CB – CA

Select one:

CB


AC


CA


AB

Answer 3

c. The first ionization energy of alkaline earth metals is more than that of corresponding alkali metals.

Answer 4

c. group 2

Answer 5

-CB