The Study Point

Some Important questions from chapter No 1 class 11th chemistry for upcoming exams.

Write the chemical reactions to show that Al2O3 is amphoteric in nature?

How Beryllium differs from the other members of its own group? Give any four points of difference.

Why Beryllium chloride is covalent and not ionic?

Define electron affinity. Discuss its variation in Halogens?

Carbon and Silicon both belong to Group IVA, but CO2 and SiO2 differ in their structures, comment over it.

Why the element of group 1 is called alkali metals?

Silicon has a giant covalent structure just like diamond structure justify it.

Sodium, magnesium and aluminum are good conductor of electricity? Why?

Write down the chemical reaction of the period 3 element with Oxygen and Chlorine.

Write down the reaction of Aluminum and Phosphorus with Chlorine.

Write down the reaction of Silicon and Sulphur with Chlorine.17

Write down the Physical Properties of Phosphorus oxides.