Advertisements
Advertisements
प्रश्न
What is graphite?
Advertisements
उत्तर
Graphite is an allotrope of carbon, and is a soft, greyish black and opaque substance. The graphite is made up of carbon atoms
APPEARS IN
संबंधित प्रश्न
Explain the nature of the covalent bond using the bond formation in CH3Cl.
State the type of bonding in the following molecule.
Water
What do you call the compounds having the same molecular formula but different structural arrangements of atoms?
What type of bonds are present in methane (CH4) and sodium chloride (NaCl)?
Give one example of a molecule containing a single covalent bond.
What is buckminsterfullerene?
Explain why, diamond can be used in rock drilling equipment but graphite cannot.
The electronic configurations of two elements A and B are given below:
| A | 2, 6 |
| B | 2, 8, 1 |
(a) What type of chemical bond is formed between the two atoms of A?
(b) What type of chemical bond will be formed between the atoms of A and B?
You can buy solid air-freshners in shops. Do you think these substance are ionic or covalent? Why?
What are the conditions necessary for the formation of covalent molecules?
Explain the following term with example.
Alkane
Explain the structure of Hydronium ion.
The electronic configuration of N2 is 2, 5. How many electrons in the outer shell of a N atom are not involved in the formation of a nitrogen molecule?
Draw the electron dot structure of covalent compound methane (non polar) and HCL (polar) and give two difference between them.
Name a greenish-yellow gas which also bleaches.
Name gas with a rotten egg smell.
The number of electrons in the valence shell of a carbon atom is 4.
The bond which is formed by the mutual sharing of electrons is called ______ bond.
State the reasons, why carbon cannot
- Lose four electrons to form C4+ cation and
- Gain four electrons to form C4- anion.
How does carbon overcome this problem to form compounds?
