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The number of electrons present in carbon is 6. Therefore, the atomic number of carbon is 6. The electrons present in the outermost shell of the carbon atom is 4. Therefore, only 4 electrons participate In bonding. Thus, valency of carbon is 4 and it is known as a tetravalent element. Hence, option C is correct.
A kilobyte is equal to _______ bytes.
The number of pixels displayed on a screen is known as
Which computer program converts an entire program into machine language ?
Which of the following device is used to produce hard copies of digital documents?
A software program that adds functionality to your computer or help your computer perform better is called as
Which key is the example of Toggle key.?
To undo the last work, we have to use which of the following Windows shortcut key?
__________ is the bit-rate of available or consumed information capacity expressed typically in metric multiples of bits per second.
a device that is used with a computer but is not an essential part of it.
Which of the following is a valid cell address in MS-Excel?
