The p -Block Elements

Which of the following is not an acidic oxide?

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Kindly go therough the solution

NO is a neutral oxide.

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The correct statement about B₂H₆ is:

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Angle of Ht – B – Ht > angle of Hb – B - Hb

Bond angle $\propto % S - C h a r a c t e r \propto \frac{1}{% o f P - c h a r a c t e r}$ $\frac{}{}$

$_{}$ $∠ H_{t}$ B Ht is more so % P-Character is less.

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Identify A in the given chemical reaction.

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Kindly consider the following figure

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Most suitable salt which can be used for efficient clotting of blood will be:

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Blood – Negatively charged colloid.

According to Hardy – Schulze Rule

FeCl₃ is more efficient for blood clotting

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Which pair oxides in acidic in nature?

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Oxide Nature

CaO Basic

B₂O₃ Acidic

SiO₂ Acidic

BaO Basic

N₂O

...more

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The correct order of electron gain enthalpy is:

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Kindly go through the solution

S > Se > Te > O

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A white precipitate was formed when BaCl₂ was added to water extract of an inorganic salt. Further, a gas 'X' with characteristic odour was released when the formed white precipitate was dissolved in dilute HCl. The anion present in the inorganic salt is

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$B a C l_{2} + S O_{3}^{2 -} \overset{}{\to} \underset{W h i t e}{B a S O_{3}} ↓ \overset{d i l . H C l}{\to} \underset{\begin{array}{l} b u r n i n g s u l p h u r \\ l i k e s m e l l \end{array}}{S O_{2} ↑}$

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Aqueous solution of which of the following boron compounds will be strongly basic in nature?

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Borax forms basic buffer solution in aqueous medium

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Choose the correct stability order of group 13 elements in their +1 oxidation state.

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In boron family lower O.S (+1) is more stabilize down the group due to inert pair effect.

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