Chemistry-10-Chemical Bonds

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1.
The energy required to remove an electron from the outermost shell of an atom in its isolated gaseous state is called?
2.
Which of the following statements about the chemical nature of Diamond and Graphite is incorrect?
3.
Which among the following is an ionic solid?
4.
The colors in the fine cut diamond are because of which among the following?
5.
Which of the following molecules have a T-shape arrangement?