Fill in the blanks from the choices given in brackets:
(i) The energy required to remove an electron from a neutral isolated gaseous atom and convert it into a positively charged gaseous ion is called _______. (electron affinity, ionisation potential, electronegativity)
(ii) The compound that does not have a lone pair of electrons is _. (water, ammonia, carbon tetra chloride)
(iii) When a metallic oxide is dissolved in water, the solution formed has a high concentration of _________ ions. ( $H^{+} . H_{3} O^{+}, O H^{-}$ )
(iv) Potassium sulphite on reacting with hydrochloric acid releases ______________ gas. ( $C l_{2}, S O_{2}, H_{2} S$ )
(v) The compound formed when ethene reacts with Hydrogen is _______________. ( $C H_{4}, C_{2} H_{6}, C_{3} H_{8}$ )

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Solution

(i) Ionisation potential
(ii) carbon tetrachloride
(iii) hydroxyl ions
(iv) Sulphur dioxide
(v) ethane

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Similar questions

Fill in the blanks with suitable words :

An acid is a compound which when dissolved in water forms hydronium ions as the only ________ ions.

A base is a compound which is soluble in water contains ________ ions. A base reacts with an acid to form a ________ and water only. This type of reaction is known as ________

(a) Acids dissolve in water and produce positively charged ions. Draw the structure of these positive ions.

(b) Explain why Carbon tetrachloride does not dissolve in water.

(c) Elements Q and S react together to form an ionic compound. Under normal conditions, which physical state will the compound QS exist in ?

(d) Can Q and S, both be metals ? Justify your answer.

(e) The property which is characteristic of an electrovalent compound is that :

A. it is easily vaporized,

B. it has a high melting point,

C. it is a weak electrolyte,

D. it often exists as a liquid.

(f) When a metal atom becomes an ion :

A. it loses electrons and is oxidized,

B. it gains electrons and is reduced,

C. it gains electrons and is oxidized,

D. it loses electrons and is reduced.

Fill in the blanks from the choices given in brackets.

The energy required to remove an electron from a neutral isolated gaseous atom and convert it into a positively charged gaseous ion is called ______ (electron affinity, ionization potential, electronegativity).

Q. The energy required to remove an electron from a neutral isolated gaseous atom and convert it into a positively charged gaseous ion is called _______. (electron affinity, ionisation potential, electronegativity).

Q. When a metallic oxide is dissolved in water, the solution formed has a high concentration of _______. ions.

(H^{+}, H_{3} O^{+}, O H^{-})

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(i) Ionisation potential (ii) carbon tetrachloride (iii) hydroxyl ions (iv) Sulphur dioxide (v) ethane

(i) Ionisation potential
(ii) carbon tetrachloride
(iii) hydroxyl ions
(iv) Sulphur dioxide
(v) ethane