'हिमालय' में दीर्घ स्वर संधि का प्रयोग किया गया है।
Absolute alcohol is prepared from rectified spirit by using the following process :
Which of the following relation is correct?
100 gram of ice at 0°C is mixed with 100 gram of water at 80°C. What will be the final temperature of the mixture ?
Magnesium oxide (MgO) + Water (H2O) = ?
The percentage of nitrogen in urea is :
Naphthalene balls, commonly used as a pest repellent, are derived from which source?
What is the colour of the outer zone of complete combustion of candle flame?
Which is used to treat indigestion?
Which of the following is correct regarding isobars?
I. They have different atomic numbers
II. The have same mass numbers
Which of the following is the hardest mineral?
