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Write balanced chemical equation for action of warm water on AIN.
Concept: Laboratory Preparation of Ammonia Gas
Give a balanced chemical equation for Laboratory preparation of Nitric acid.
Concept: Laboratory Preparation of Nitric Acid
Write balanced chemical equations to show : The oxidizing action of conc. Sulphuric acid on carbon
Concept: Chemical Properties of Sulphuric Acid
Give a balanced equation for the following:
Conversion of acetic acid to ethyl acetate.
Concept: Laboratory Preparation of Ethanol
Write balanced chemical equation for action of warm water on AIN.
Concept: Laboratory Preparation of Ammonia Gas
Give one word or phrase for the following:
The amount of energy released when an atom in the gaseous state accepts an electron to form an anion.
Concept: Periodic Properties >> Electron Affinity
The tendency of an atom to attract electrons itself when combined in a covalent compound.
Concept: Periodic Properties >> Electronegativity
Identify the following:
A reaction in which the hydrogen of an alkane is replaced by a halogen.
Concept: Study of Specific Groups in Periodic Table >> Group VIIA Or Group 17 (The Halogens)
Identify the following:
The energy required to remove an electron from a neutral gaseous atom.
Concept: Periodic Properties >> Ionisation Potential (Ionisation Energy)
The electron affinity of an element X is greater than that of element Y.
How is the oxidising power of X likely to compare with that of Y?
Concept: Periodic Properties >> Electron Affinity
The electron affinity of an element X is greater than that of element Y.
How is the electronegativity of X likely to compare with that of Y?
Concept: Periodic Properties >> Electron Affinity
The electron affinity of an element X is greater than that of element Y.
State whether X is likely to be placed to the left or to the right of Y in the periodic table.
Concept: Periodic Properties >> Electron Affinity
Give a reason for Inert gases do not form ions.
Concept: Coordinate Bond
The covalent bond in which the electrons are shared equally between the combining atoms.
Concept: The Covalent Bond
Draw the electron dot structure for the following:
Ammonium ion
[At. no.: N = 7, H = 1]
Concept: Formation of Coordinate Bond
Identify the following:
A bond formed between two atoms by sharing of a pair of electrons, with both electrons being provided by the same atom.
Concept: Coordinate Bond
Higher the pH value of a solution, the more ______ it is.
Concept: Strength of Acidic or Basic Solutions
The salt prepared by the method of direct combination is _______.
Concept: Salts
A compound P is heated in a test tube with sodium hydroxide solution. A red litmus paper held at the mouth of the test tube turns blue.
Which of the following could compound P be?
Concept: Making of natural indicator
Identify the following:
A salt formed by the complete neutralization of an acid by a base.
Concept: Classification of Salts
