Recent questions without a selected answer

0 like 0 dislike

1 answer 36 views

How many periods are considered normal periods?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 54 views

How does shielding effect decreases the force of electrostatic attractions between nucleus and outermost electrons?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 43 views

What is meant by periodic function?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 49 views

How can you elaborate atomic size and atomic radius?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 124 views

Define long form of periodic table?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

0 answers 94 views

Describe at least two necessary conditions for the formation of a covalent bond?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 40 views

Why the ionic compounds have high melting and boiling points?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 50 views

What type of elements have tendency of sharing of electrons?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 41 views

What type of elements form metallic bonds?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 45 views

Why the density of gases is lesser than of liquids?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 62 views

Why the size of atom does not increases regularly in a groups?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 45 views

What type of attractive forces exist between HCl molecules?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 141 views

Why HCl has dipole dipole forces of attraction?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 38 views

Which element has the highest electronegativity? Give reason

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 40 views

Write the trend of atomic size in period and groups?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 229 views

How & why the properties of elements repeat after regular intervals?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 101 views

Why are ionic compounds easily soluble in water ?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 42 views

What is the trend of shielding effect in periods? Give reasons.

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 50 views

Which state of matter diffuse rapidly? and why?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

0 like 0 dislike

1 answer 43 views

What is shielding effect?

asked Nov 22, 2018 in Chemistry by danish (1.0m points)

Recent questions without a selected answer

Categories