EASY

10th Kerala Board

IMPORTANT

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Group number $13$ $14$ $15$ $16$ $17$ $18$

Element $B$ $C$ $N$ $O$ $F$ $Ne$

Outermost sub-shell configuration $2 s^{2} 2 p^{1}$ $2 s^{2} 2 p^{2}$ $2 s^{2} 2 p^{3}$ $2 s^{2} 2 p^{4}$ $2 s^{2} 2 p^{5}$ $2 s^{2} 2 p^{6}$

In which sub-shell did the filling of the last electron take place?

Important Questions on Periodic Table and Electronic Configuration

MEDIUM

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise>Q ●

P block starts in the periodic table after 12 groups. Can you find out the group number by adding 12 to the number of p electrons? Analyse with respect to the given table.

Element	Number of p electrons	Group number
${}_{5}B$	$1$	$1 + 12 = 13$
${}_{7}N$	-	$. . . . . . + 12 = 13$
${}_{10}{Ne}$	-	$. . . . . + . . . . . = . . . . .$

MEDIUM

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise>Q ●

The outermost subshell wise electronic configuration of an element Y (Symbol is not real) is

3 s^{2} 3 p^{4}

. To which period and group does this element belongs to?

HARD

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise>Q ●

The outermost subshell wise electronic configuration of an element Y (Symbol is not real) is

3 s^{2} 3 p^{4}

. Write down the outermost subshell electronic configuration of the element coming just below it in the same group?

HARD

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise

Find out examples of elements in such different states with the help of the periodic tables?

HARD

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise>Q ●

P block elements usually show higher ionisation energy than the s block elements. Which element has the highest ionisation energy in each period? Think on the basis of electronic configuration.

HARD

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise>Q ●

The elements having the highest electronegativity is in the p block. Find its name and position?

MEDIUM

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise

Analyse the general characteristics of the p-block elements and prepare a note on this?

EASY

10th Kerala Board

IMPORTANT

Chemistry Standard X Part 1>Chapter 1 - Periodic Table and Electronic Configuration>Exercise>Q ●

Where is the position of d-block elements in the periodic table?

Group number	$13$	$14$	$15$	$16$	$17$	$18$
Element	$B$	$C$	$N$	$O$	$F$	$Ne$
Outermost sub-shell configuration	$2 s^{2} 2 p^{1}$	$2 s^{2} 2 p^{2}$	$2 s^{2} 2 p^{3}$	$2 s^{2} 2 p^{4}$	$2 s^{2} 2 p^{5}$	$2 s^{2} 2 p^{6}$

Group number 13 14 15 16 17 18 Element B C N O F Ne Outermost sub-shell configuration 2s22p1 2s22p2 2s22p3 2s22p4 2s22p5 2s22p6 In which sub-shell did the filling of the last electron take place?

Important Questions on Periodic Table and Electronic Configuration

Learn and Prepare for any exam you want !

Group number $13$ $14$ $15$ $16$ $17$ $18$

Element $B$ $C$ $N$ $O$ $F$ $Ne$

Outermost sub-shell configuration $2 s^{2} 2 p^{1}$ $2 s^{2} 2 p^{2}$ $2 s^{2} 2 p^{3}$ $2 s^{2} 2 p^{4}$ $2 s^{2} 2 p^{5}$ $2 s^{2} 2 p^{6}$

In which sub-shell did the filling of the last electron take place?