C₃H₉N cannot represent
C₃H₉N cannot represent
Options
(a) 1⁰ amine (b) 2⁰ amine (c) 3⁰ amine (d) quaternary ammonium salt
Correct Answer:
quaternary ammonium salt
Explanation:
Quaternary ammonium salt, as it carries a positive charge over […]
C₃H₉N cannot represent
Options
(a) 1⁰ amine (b) 2⁰ amine (c) 3⁰ amine (d) quaternary ammonium salt
Correct Answer:
quaternary ammonium salt
Explanation:
Quaternary ammonium salt, as it carries a positive charge over […]
In laboratory burners , we use
Options
(a) producer gas (b) oil gas (c) gobar gas (d) coal gas
Correct Answer:
oil gas
Explanation:
No explanation available. Be the first to write the […]
Which statement is correct
Options
(a) silicon hybride catches fire on exposure to air (b) silicon halides are not easily hydrolysed by water (c) silicon is not a semi conductor (d) silicon does […]
By passing air over red hot coke the gas obtained is
Options
(a) coal gas (b) water gas (c) oil gas (d) producer gas
Correct Answer:
producer gas
Explanation:
No explanation available. Be […]
The hydration energy of Mg²⁺ is greater than that of
Options
(a) Na⁺ (b) Be²⁺ (c) Mg³⁺ (d) Al³⁺
Correct Answer:
Na⁺
Explanation:
Hydration energy depends on charge of ion and ionic radius. […]
Salol is an
Options
(a) antipyretic (b) analgesics (c) antiseptic (d) antibiotic
Correct Answer:
antiseptic
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
The isomerism represented by ethyl acetoacetate is
Options
(a) keto-enol isomerism (b) geometrical isomerism (c) enantiomerism (d) diastereoisomerism
Correct Answer:
keto-enol isomerism
Explanation:
No explanation available. Be the first to write the explanation […]
Dumas method is used for the estimation of
Options
(a) carbon (b) halogens (c) sulphur (d) nitrogen
Correct Answer:
nitrogen
Explanation:
It is the method of estimating nitrogen by heating a known mass […]
The compound that does not produce blue colour in Lassaigne’s test is
Options
(a) Urea (b) Hydrazine (c) Aniline (d) Glycine
Correct Answer:
Hydrazine
Explanation:
No explanation available. Be the first to write […]
Which of the following statement concerning lanthanides elements is fals
Options
(a) All lanthanides are highly dense metals (b) More characteristic oxidation state or lanthanides elements is +3 (c) Lanthanides are separated from […]
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