Question

7. The element or elements whose position is anomalous in the
periodic table is :
(a) halogens
(b) Fe, Co and Ni
(c) inert gases
(d) hydrogen
The long form of periodic table has :
(a) eight horizontal rows and seven vertical columns
(b)- seven horizontal rows and eighteen vertical columns
(c) seven horizontal rows and seven vertical columns
(d) eight horizontal rows and eight vertical columns
9. The halogens are :
(a) normal elements (b) noble elements
(c) transition elements (d) inner-transition elements
10. Transition metals lies in the periodic table between :
(a) group 3 and 5
(b) group 2 and 3
(c) group 2 and 13 (d) group 1 and 2
11. Which group contains maximum number of elements ?
(a) 3 (b) 5 (c).9 (d) 18
12. Maximum number of elements that belongs to a group is :
(a) 8 (b) 10 (c) 14 . (d) 32
29.
akamiont roperties​

Answer 1

Explanation:

7. (d)

8.(b)

9.(a)

10.(c)

11.(d)

12.(c)

Answer 2

Explanation:

d

b

a

c

d

c

this option is correct

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