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Ionic Bond

Na → Na++ e- ...

Question

$N a \to N a^{+} + e^{-}$
$C l + e^{-} \to C l^{-}$
a) Is sodium a metal or a non-metal?
b) Write the name of $C l^{-}$ ion.

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Solution

Given : $N a \to {N a}^{+} + e^{-}$
$∴$ , Sodium accepts an electron to become a balanced atom from a cation. So, it is a metal.
Given : $C l + e^{-} \to {C l}^{-}$
${C l}^{-}$ is chloride ion.

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Similar questions

N a + C l \to N a^{+} + C l^{-} \to N a^{+} C l^{-}

(2,8,1) (2,8,7) (2,8) (2,8,8)
The above equation represents the formation of sodium chloride. Observe the equation and answer the following:
a) How many electrons are transferred from

N a

C l

?
b) Name the force acting between

N a^{+}

C l^{-}

.
c) Name the nearest noble gas to

C l^{-}

.
d) Name the bond between

N a^{+}

C l^{-}

.
e) How many electrons are present in

N a^{+}

Q. What type of crystal defect is indicated in the diagram below?

$N a^{+}$	$C l^{-}$	$N a^{+}$	$C l^{-}$	$N a^{+}$	$C l^{-}$
$C l^{-}$		$C l^{-}$	$N a^{+}$		$N a^{+}$
$N a^{+}$	$C l^{-}$		$C l^{-}$	$N a^{+}$	$C l^{-}$
$C l^{-}$	$N a^{+}$	$C l^{-}$	$N a^{+}$		$N a^{+}$

Q. What type of crystal defects is indicated in the diagram given below?

\begin{matrix} N a^{+} & C l^{-} & N a^{+} & C l^{-} & N a^{+} & C l^{-} C l^{-} & □ & C l^{-} & N a^{+} & □ & N a^{+} N a^{+} & C l^{-} & □ & N a^{+} & C l^{-} & C l^{-} C l^{-} & N a^{+} & C l^{-} & N a^{+} & □ & N a^{+} \end{matrix}

Q. Assertion (A) : In sodium chloride crystal,

N a^{+}

ions occupy octahedral voids while

C l^{-}

ions occupy vertices of octahedron.
Reason (R) : The radius ratio of

N a^{+}

C l^{-}

0.4

0.7

.

Q. Na+ion is smaller than Na atom while Cl-ion is bigger than Cl atom.Why?

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