5.3 Covalent Bond - Set 1 Quiz

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The following shows the symbols for Element \(M\) and \(N\).

\(\begin{array}{\|l\|} \hline 16\\ \hspace{3mm} \Huge{M}\\ 8\\ \hline \end{array}\)	\(\begin{array}{\|l\|} \hline 12\\ \hspace{3mm} \Huge{N}\\ 6\\ \hline \end{array}\)

Which of the following represents the compound formed when Element \(M\) and \(N\) reacted?

Difficulty Level: Medium

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Which of the following is a compound that is bonded by a covalent bond?

Difficulty Level: Medium

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Which of the following is the difference between sodium chloride compound, \(NaCl\) and silica, \(SiO_2\)?

(A)		Physical state at room temperature

(B)		The chemical bond

(C)		Stability of electron arrangement

Difficulty Level: Medium

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The following diagram shows a covalent compound that combines Atom \(X\) with two hydrogen atoms.

What is the electron arrangement of Atom \(X\)?

[Proton number \(H=1\)]

Difficulty Level: Medium

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The number of protons of Atom \(W\) and Atom \(X\) are 14 and 8.

What is the molecular formula for the compound made up of \(W\) and \(X\)?

Difficulty Level: Medium