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amphoteric
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∙ 11y ago
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What is a common amphoteric substance?
Water is an amphoteric substance.
IS HCO3 ION?
Yes, it is the bicarbonate ion it is properly written as HCO3- indicating that it has a -1 charge.
How Water is an amphoteric substance?
Yes, water can react as an acid or a base - amphoteric.
What is the charge for bicarbonate ion?
Negative
Ion produced when carbon dioxide dissolves in plasma?
The bicarbonate ion.
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.
Why is bicarbonate amphoteric in solution?
The bicarbonate ion may either receive a hydrogen ion from water, forming a hydroxide ion and carbonic acid, or it may release a hydrogen ion and become a carbonate ion. H2O + HCO3- --> OH- + H2CO3 HCO3 --> H+ + CO32-
Is CO2 a carbonate?
No. A carbonate is a substance that contains either the carbonate ion or the bicarbonate ion.
What is a common amphoteric substance?
Water is an amphoteric substance.
Is sulphate ion amphoteric?
sulphate ion is not amphoteric because according to Bronsted-Lowry concept an amphoteric specie is that which can donate as well as accept aproton but sulphate ion is not capable of donating proton so it is not amphoteric
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.
Is sodium bicarbobate an acid?
Sodium bicarbonate is generally considered a base. Technically, however, it is an amphoteric substance, meaning it can act as both an acid an a base.
Can a base donate an H ION?
Generally, a base will accept an H+ ion rather than donate one. In some cases a substance that normally acts as a base can donate an H+ ion, but in that situation, it is said to be acting as an acid. A substance that can act as both an acid and a base is said to be amphoteric. As and example, the bicarbonat ion, HCO3+ is generally considered a base, as it accepts a hydrogen ion to form carbonic acid, H2CO3, however, n some cases it can donate its remaining H+ ion to a stronger base to form a carbonate ion CO32+. This can be seen in the reaction between sodium bicarbonate and sodium hydroxide. NaHCO3 + NaOH --> Na2CO3 + H2O The bicarbonate ion, acts as an acid, donating a hydrogen ion to the hydroxide ion, forming a carbonate ion and a water molecule.
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.
Is sulphide ion amphoteric?
No. It is highly basic.
Is urea a bicarbonate ion?
No. The bicarbonate ion is HCO3-. Urea is CH4N2O.
Is ammonium ion amphoteric species?
Yes. The ammonium ion is weakly acidic.
