_____ is a relative periodic property.

Important Questions on Periodic Classification of Elements

MEDIUM

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 5

Chemical formula of rust is_____.

MEDIUM

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 6

In the alumino thermic process the role of $\mathrm{Al}$ is _____.

EASY

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 7

The process of coating the surface of the metal with a thin layer of zinc is called_____.

MEDIUM

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 8

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

MEDIUM

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 9

Neon shows zero electron affinity due to_____.

MEDIUM

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 10

_____ is an important metal to form an amalgam.

MEDIUM

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 1

If the electronegativity difference between two bonded atoms in a molecule is greater than $1.7$, the nature of bonding is _____.

EASY

10th Tamil Nadu Board

IMPORTANT

Science Standard 10>Chapter 8 - Periodic Classification of Elements>TEXTBOOK EVALUATION>Q 2

_____ is the longest period in the periodic table. (sixth period/fifth period)