Science: Class 10>Chapter 5 - Periodic Classification of Elements>QUESTIONS

QUESTIONS

Author:Jharkhand Board

Jharkhand Board Science Solutions for Exercise - QUESTIONS

Simple step-by-step solutions to QUESTIONS questions of Periodic Classification of Elements from Science: Class 10. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from QUESTIONS with Hints & Solutions

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10th Jharkhand Board

IMPORTANT

Science: Class 10>Chapter 5 - Periodic Classification of Elements>QUESTIONS>Q 1

Use Mendeleev’s Periodic Table to predict the formulae for the oxides of the following elements:
$K, C, A l, S i,$ and $B a .$

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10th Jharkhand Board

IMPORTANT

Science: Class 10>Chapter 5 - Periodic Classification of Elements>QUESTIONS>Q 2

Besides gallium, which other elements have since been discovered that were left by Mendeleev in his Periodic Table? (any two)

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10th Jharkhand Board

IMPORTANT

Science: Class 10>Chapter 5 - Periodic Classification of Elements>QUESTIONS>Q 3

What were the criteria used by Mendeleev in creating his Periodic Table?

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10th Jharkhand Board

IMPORTANT

Science: Class 10>Chapter 5 - Periodic Classification of Elements>QUESTIONS>Q 4

Why do you think the noble gases are placed in a separate group?