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Reductions Involving Aldehydes or Ketones

Compute the i...

Question

Compute the indicated products

(i)

(ii)

(iii)

(iv)

(v)

(vi)

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Solution

(i)

(ii)

(iii)

(iv)

(v)

(vi)

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Q. Compute the indicated products
(i)

[\begin{matrix} a & b - b & a \end{matrix}] [\begin{matrix} a & - b b & a \end{matrix}]

⎡ ⎢ ⎣ \begin{matrix} 123 \end{matrix} ⎤ ⎥ ⎦ [\begin{matrix} 2 & 3 & 4 \end{matrix}]

[\begin{matrix} 1 & - 2 2 & 3 \end{matrix}] [\begin{matrix} 1 & 2 & 3 2 & 3 & 1 \end{matrix}]

⎡ ⎢ ⎣ \begin{matrix} 234 \end{matrix} \begin{matrix} 345 \end{matrix} \begin{matrix} 456 \end{matrix} ⎤ ⎥ ⎦ ⎡ ⎢ ⎣ \begin{matrix} 103 \end{matrix} \begin{matrix} - 3 20 \end{matrix} \begin{matrix} 545 \end{matrix} ⎤ ⎥ ⎦

⎡ ⎢ ⎣ \begin{matrix} 23 - 1 \end{matrix} \begin{matrix} 121 \end{matrix} ⎤ ⎥ ⎦ [\begin{matrix} 1 & 0 & 1 - 1 & 2 & 1 \end{matrix}]

[\begin{matrix} 3 & - 1 & 3 - 1 & 0 & 2 \end{matrix}] ⎡ ⎢ ⎣ \begin{matrix} 213 \end{matrix} \begin{matrix} - 3 01 \end{matrix} ⎤ ⎥ ⎦

Compute the squares of these numbers mentally.

(i) 102

(ii) 202

(iii) 1001

(iv) 2002

(v) 205

(vi) 10.3

Compute the following:

(i) (ii)

(iii)

(v)

Match the following:

$\begin{matrix} (i) & Water & (A) & Compound (ii) & Hydrogen & (B) & Element (iii) & Salt (iv) & Gold (v) & Carbon dioxide (vi) & Iron \end{matrix}$
The correct pairs are:-

Match the following:
$\begin{matrix} (i) & Water & (A) & Compound (ii) & Hydrogen & (B) & Element (iii) & Salt (iv) & Gold (v) & Carbon dioxide (vi) & Iron \end{matrix}$
The correct pairs are:

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