Question

. Answer the following questions based on depiction of Group
17 of modern periodic table
(A) State whether A is a metal or non-metal.
(B) State whether A is more reactive or less reactive then C.
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Answer 1

Answer:

Group 17 :

Halogens -

Flourine

Chlorine

Bromine

Iodine

A ) Chlorine ( Cl )

C ) Iodine ( I )

Answers :

( A ) Chlorine ( Cl ) is a non - metal .

( B ) A is more reactive than C

Chlorine is more reactive than iodine .

Justification :

Chlorine can gain electrons more easily than Iodine.

Answer 2

(A) "A" is the non-metal

(A) "A" is the non-metal(B) "A" is more reactive than "C"

Explanation:

(A) Since, given element A lies in group 17th

(A) Since, given element A lies in group 17ththus it is non metal because elements

(A) Since, given element A lies in group 17ththus it is non metal because elements(B) C is down in the group than A.

(A) Since, given element A lies in group 17ththus it is non metal because elements(B) C is down in the group than A.By going down in a group number of shell

(A) Since, given element A lies in group 17ththus it is non metal because elements(B) C is down in the group than A.By going down in a group number of shellincreases.