Facebook
Instagram
Twitter
Vimeo
Youtube
Sign in
Join
HOME
NEW UPDATE
SARKARI JOB
SLLYABUS
UP BOARD
CLASS – 9
CLASS – 10
CLASS – 11
CLASS – 12
PHYSICS
CHEMISTRY
MATHS
SANSKRIT
Sign in
Welcome!
Log into your account
your username
your password
Forgot your password?
Create an account
Privacy Policy
Sign up
Welcome!
Register for an account
your email
your username
A password will be e-mailed to you.
Privacy Policy
Password recovery
Recover your password
your email
Search
gurugyanam.online
HOME
NEW UPDATE
SARKARI JOB
SLLYABUS
UP BOARD
CLASS – 9
CLASS – 10
CLASS – 11
CLASS – 12
PHYSICS
CHEMISTRY
MATHS
SANSKRIT
Home
Blog
Page 7
What is Refining of Metals (धातुओं का शुद्धिकरण) – Class 12...
kaushleshtiwari58@gmail.com
-
February 8, 2026
1
What is Smelting (स्मेल्टिंग) – Class 12 Chemistry UP Board
kaushleshtiwari58@gmail.com
-
February 8, 2026
2
What is Roasting (रोस्टिंग) –Class 12 Chemistry UP Board
kaushleshtiwari58@gmail.com
-
February 8, 2026
2
What is Concentration of Ore (अयस्क का सांद्रण) –Class 12 Chemistry...
kaushleshtiwari58@gmail.com
-
February 8, 2026
2
What are Ores (अयस्क) Class 12 Chemistry UP Board
kaushleshtiwari58@gmail.com
-
February 8, 2026
2
What are Visible Rays / Visible Light ( दृश्यमान किरणें /...
kaushleshtiwari58@gmail.com
-
February 6, 2026
2
What are Infrared Waves (अवरक्त तरंगें) –Physics Class 12 UP Board
kaushleshtiwari58@gmail.com
-
February 6, 2026
2
What are Microwaves (माइक्रोवेव) –Class 12 Physics UP Board
kaushleshtiwari58@gmail.com
-
February 6, 2026
1
What are Radio Waves (रेडियोतरंगें) –Class 12 Physics UP Board
kaushleshtiwari58@gmail.com
-
February 6, 2026
1
What is Electromagnetic Spectrum (विद्युत चुंबकीयस्पेक्ट्रम) Class 12 Physics | UP...
kaushleshtiwari58@gmail.com
-
February 6, 2026
2
1
...
6
7
8
...
22
Page 7 of 22
