Carbon & It's Compounds Class 10 | Full CHAPTER | NCERT Covered | 2022-23

Assertion :- Oxidation number of Carbon in all it's compounds is +4 . Reason :- An element has a fixed oxidation state.

Class 10 Exercise 10.2 Question 1 | CBSE Class 10 Ex -10.2 Q1 | NCERT | Class 10 Maths Chapter 10

Sentence : Type & Parts || Day 1 || Class 10 English Grammar || UP Board Exam 2022

Major Domains of the Earth Full Chapter Class 6 Geography | NCERT Geography Class 6 Chapter 5

Electricity - 3 |Class - 10th Physics| Science Chapter 12| CBSE NCERT | Rajesh Suthar Sir

A hydrocarbon contains 85.7% carbon. If 42 mg of the compound contain 3.01 xx 10^20 molecules, find the molecular formula of the compound.

The marks obtained by 40 students of class IX in an examination are given below: 18, 8, 12, 6, 8, 16, 12, 5, 23, 2, 16, 23, 2, 10, 20, 12, 9, 7, 6, 5, 3, 5, 13, 21, 13, 15, 20, 24, 1, 7, 21, 16, 13, 18, 23, 7, 3, 18, 17, 16 Present the data in the form of a frequency distribution using the same class size, one such class being 15-20 (where 20 is not included)

The marks obtained by 40 students of class VIII in an examination are given below: 18,8,12,0,8,16,12,5,23,2,16,23,2,10,20,12,9,7,6,5,3,5, 13,21,13,15,20,24,1,7,21,16,13,18,23,7,3,18,17,16 Present the data in the form of a frequency distribution using the same class size, one such class being 15-20 (where 20 is not included).