Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 32

EASY

10th CBSE

IMPORTANT

Earn 100

Name the property which all the elements of boron family have in common.

Important Questions on Periodic Classification of Elements (The Periodic Table)

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 33

Name the common property which all the elements of the column have to which fluorine belongs.

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 34

The electronic configuration of an element $X$ is $2, 8, 7$ .

What is the atomic number of $X$ ?

MEDIUM

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 34

The electronic configuration of an element $X$ is $2, 8, 7$ .

Element $X$ will show its properties similar to which element— $N$ or $F$ ?

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>FORMATIVE ASSESSMENT QUESTIONS FOR CCE>Q 34

The electronic configuration of an element $X$ is $2, 8, 7$ .

Write the period to which $X$ may belong in the periodic table.

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>SUMMATIVE ASSESSMENT QUESTIONS (As Per the Guidelines of the CBSE on CCE)>Q 1

Name the law proposed by Newlands regarding the classification of elements. (Law of octaves/ Law of traids)

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>SUMMATIVE ASSESSMENT QUESTIONS (As Per the Guidelines of the CBSE on CCE)>Q 2

Name two elements other than gallium which were discovered and placed in the gaps left in Mendeleev's periodic table.

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>SUMMATIVE ASSESSMENT QUESTIONS (As Per the Guidelines of the CBSE on CCE)>Q 3

Name two elements whose names start with alphabet

G

.

EASY

10th CBSE

IMPORTANT

Secondary Chemistry Class X>Chapter 5 - Periodic Classification of Elements (The Periodic Table)>SUMMATIVE ASSESSMENT QUESTIONS (As Per the Guidelines of the CBSE on CCE)>Q 4

What is meant by a group in the periodic table?