EASY
10th CBSE
IMPORTANT
Earn 100

Element with atomic number 16 is .

50% studentsanswered this correctly

Important Questions on Periodic Classification of Elements

MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q II
The element with two electronic shells, both completely filled up with electrons is _____.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q II
The alkaline earth metal with the smallest atomic number is _____.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q III
All the known elements could not be classified into triads.
EASY
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q III
Within a group, various elements show variation in properties.
EASY
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q III
Elements having atomic numbers 57 to 71 constitute the Lanthanoid series.
EASY
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q III
The elements of group 2 are called alkali metals.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q III
From left to right in a period, metallic character gradually decreases.
MEDIUM
10th CBSE
IMPORTANT
Foundation Science Chemistry FOR CLASS 10>Chapter 1 - Periodic Classification of Elements>EXERCISES>Q III
The nature of an element can be predicted on the basis of its position in the periodic table.