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What is an Amphoteric substance?

Updated: 8/10/2023
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11y ago

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Amphoteric Substance is one that can react as either an acid or base.

"Partly one and partly the other; neither acid nor alkaline; neutral" (I don't think this answer is correct)

The word is derived from the Greek prefix ampho- meaning "both".

Many metals (such as zinc, tin, lead, aluminium, and beryllium) and most metalloids have amphoteric oxides. Other examples include amino acids and proteins, which have amine and carboxylic acid groups, and self-ionizable compounds such as water and ammonia.

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11y ago
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6y ago

An amphoteric oxide is one which reacts with both acids and bases. An example is zinc oxide:

zinc oxide + hydrochloric acid --> zinc chloride + water

zinc oxide + sodium hydroxide --> sodium zincate + water

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15y ago

If a chemical is amphoteric,it means it can act both as acids and base

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13y ago

An amphoteric compound is one that can act as either an acid or a base.

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13y ago

An amphoteric substance is amphiprotic molecule which can either donate or accept a proton. Water can donate or accept a proton

Hence, water is called being amphoteric in nature.

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16y ago

Able to act as both an acid and a base.

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Q: What is an Amphoteric substance?
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Related questions

What is a common amphoteric substance?

Water is an amphoteric substance.


Is a bicarbonate ion an amphoteric substance?

amphoteric


Is ammonia an amphoteric substance?

No, in order for a substance to be considered amphoteric it must be able to act as an acid and a base. Sodium sulfite will only act as a base, and thus it is not amphoteric.


Can an amphoteric compound act like an acid and a base?

Am amphoteric substance can react as a base but also as an acid.


Is sulfuric acid amphoteric substance?

No. It is only an acid.


How Water is an amphoteric substance?

Yes, water can react as an acid or a base - amphoteric.


What is a substance which acts as both an acid and a base?

An example would be water which can gain a proton to form the hydroxonium ion (acting as a base) or donate a proton forming the hydroxide ion (acting as an acid). An acid is a proton donor; a base is a proton acceptor.


What acts like both an acid and a base?

A substance that has both acidic and basic properties is said to be an amphoteric substance.


Why beryllium hydroxide is basic?

Beryllium hydroxide - Be(OH)2 - is an amphoteric substance.


Is it possable for chemical to behave as an acid and a base?

Yes. A substance with both acidic and basic properties is called an amphoteric substance. Water, while generally regarded as neutral, is actually amphoteric. Sodium bicarbonate is also amphoteric. While it usually acts as a base, it can act as an acid under highly alkaline conditions.


When a substance can act as an acid or base it is said to be what?

Amphoteric substance For example, NaHCO3 Acidic part = H+ Basic part = CO32-


Is zinc an amphoteric substance?

zinc reacts with acids as in: Zn+H2SO4-ZnSO4+H2 zinc also reacts with bases as in: Zn+2NaOH - Na2ZnO2+H2 Therefore zinc should be amphoteric metal. But none of the sites states that zinc is amphoteric