SSLC (English Medium) कक्षा ९ - Tamil Nadu Board of Secondary Education Question Bank Solutions

A mixture does not have a fixed ______.

List out the characteristics of Mixtures.

Tabulate Differences between mixtures and compounds.

What is Fajan’s rule? Discuss.

Fajan's rule is formulated by considering ______ the cation and ______ of the cation and anion.

As per Fajan’s rule, A1I₃is ______.

What is Potash alum? Write its formula.

Write notes on the properties of bases.

The carbon atoms in Graphene are arranged in ______.

Graphite is used as a lubricant in machines because ______.

Hexagonal layers in Graphite are held together by ______.

Graphene is a ______-shaped hexagonal ring.

How can graphite be transformed into a diamond?

Why is graphite softer than a diamond?

The Analgesics are also called ______.

______ produce sleep and unconsciousness.

What is Analgesics? How is it useful?

Which is not a feature of chordates?

The biggest vertebrate animal is the ______.

The notochord extends throughout the entire length of the body is ______.