The position of three elements A, B, and C in the periodic table are shown below:
$\begin{matrix} G r o u p - 16 & G r o u p - 17 - & - - & A - & - B & C \end{matrix}$

(a) State whether A is a metal or non-metals .
(b) State whether C is more reactive or less reactive than A.
(c) Will C be larger or smaller in size then B?
(d) Which type of ion, cation or anion will be formed by element A?
(e) Give two examples of group 17.

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Solution

(a) A is a non-metal.
(b) A is more reactive due to small size, and have more tendency to accept outside electron
(c) C is smaller in size than B as atomic size decreases from left to right in a period
(d) Anion will be formed due to tendency to accept electron.
(e) Chlorine and bromine.

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Q. The position of three elements A, B and C in the Periodic Table are shown below-

Group $16$	Group $17$
-	-
-	A
-	-
B	C

(a) State whether A is a metal or non-metal.
(b) State whether C is more reactive or less reactive than A.
(c) Will C be larger or smaller in size than B?
(d) Which type of ion, cation or anion, will be formed by element A?

The position of three elements A,B and C in the periodic table are shown below: [5 MARKS]

(a) State whether A is a metal or non-metals.

(b) Will C be larger or smaller in size than B?
(C) State whether C is more reactive or less reactive than A.
(d) Which type of ion, cation, or anion will be formed by element A?
(e) Give two examples of group 17.

Question 6 (d)
The position of three elements A, B and C in the periodic table are shown below –
$\begin{matrix} Group 16 & Group 17 - & - - & A - & - B & C \end{matrix}$

Which type of ion, cation or anion, will be formed by element A?

The position of elements A,B,C,D and E in the periodic table are shown below:

$\begin{matrix} G r o u p 1 & G r o u p 2 & G r o u p 17 & G r o u p 18 - & - & - & D - & B & C & - A & - & - & E \end{matrix}$

(a) State which are metals, non-metals and noble gas in this table.

(b) State which is the most reactive (i) metal (ii) non-metal

(d) Which is larger in size (i) D or E (ii) B or C.

Question 6 (b)
The position of three elements A, B and C in the periodic table are shown below –
$\begin{matrix} Group 16 & Group 17 - & - - & A - & - B & C \end{matrix}$

State whether C is more reactive or less reactive than A.

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(a) A is a non-metal. (b) A is more reactive due to small size, and have more tendency to accept outside electron (c) C is smaller in size than B as atomic size decreases from left to right in a period (d) Anion will be formed due to tendency to accept electron. (e) Chlorine and bromine.

(a) A is a non-metal.
(b) A is more reactive due to small size, and have more tendency to accept outside electron
(c) C is smaller in size than B as atomic size decreases from left to right in a period
(d) Anion will be formed due to tendency to accept electron.
(e) Chlorine and bromine.