MEDIUM
10th CBSE
IMPORTANT
Earn 100

How would the tendency to gain electrons change on moving from left to right in a period of the periodic table?.

Important Questions on Periodic Classification Of Elements

HARD
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 3
How would the tendency to lose electrons change as we go from left to right across a period of the periodic table?.
MEDIUM
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 4

How does the chemical reactivity of alkali metals vary on going down in group 1 of the periodic table?

MEDIUM
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 4

How does the chemical reactivity of the halogens vary on going down in group 17 of the periodic table? 

EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 5

What property do all elements in the same column of the periodic table have as boron has in common?

MEDIUM
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 6
What property do all the elements in the same group of the periodic table have as fluorine has in common? 
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 7
What is the number of valence electrons in the atoms of the first element in a period? 
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 7
What is the usual number of valence electrons in the atoms of the last element in a period? 
EASY
10th CBSE
IMPORTANT
Science for Tenth Class Part - 2 Chemistry>Chapter 5 - Periodic Classification Of Elements>Very Short Answer Type Questions>Q 8

On going down in a group of the periodic table, the number of valence electrons increases.