SSLC (English Medium) इयत्ता १० - Tamil Nadu Board of Secondary Education Question Bank Solutions for Science

______ group contains the member of the halogen family.

Which of the following have inert gases 2 electrons in the outermost shell.

If the distance between two Cl atoms in a Cl₂ molecule is 1.98Å, then the radius of the Cl atom is ______.

Among the given species A–, A+, and A, the smallest one in size is ______.

Match the following

Moseley’s periodic table is based on atomic mass.

Identify the bond between H and F in the HF molecules.

What property forms the basis of identification?

The number of components in a binary solution is ______

The component present in a lesser amount, in a solution, is called ______

Define the term solution.

Give an example of gas in a liquid.

Give an example of a solid in a liquid.

Give an example of solid in solid.

Give an example of gas in gas.

Which of the following is not an “element + element → compound” type reaction?

A reaction between an acid and a base is called ______.

When lithium metal is placed in hydrochloric acid, _______ gas is evolved.

Silver metal can displace hydrogen gas from nitric acid.

When an aqueous solution of potassium chloride is added to an aqueous solution of silver nitrate, a white precipitate is formed. Give the chemical equation of this reaction.