Photochemical smog is due to the presence of
Options
(a) oxides of sulphur (b) oxides of nitrogen (c) chlorofluorocarbon (d) lead
Correct Answer:
oxides of nitrogen
Explanation:
No explanation available. Be the first […]
A neutral fertilizer among these compounds is
Options
(a) ammonium nitrate (b) urea (c) CAN (d) ammonium sulphate
Correct Answer:
CAN
Explanation:
No explanation available. Be the first to write the explanation for […]
Which of the following is a strong reducing agent
Options
(a) Cr (b) Cl (c) Na (d) Ca
Correct Answer:
Na
Explanation:
No explanation available. Be the first to write the explanation for […]
A drug that is antipyretic as well as analgesic is
Options
(a) Penicillin (b) Chloroquin (c) Para-acetamidophenol (d) Chloropromazine hydrochloride
Correct Answer:
Para-acetamidophenol
Explanation:
No explanation available. Be the first to write the […]
Which of the following aqueous acid is most acidic
Options
(a) HCl (b) HF (c) HI (d) HBr
Correct Answer:
HI
Explanation:
No explanation available. Be the first to write the explanation […]
The number of valence electrons in 4.2g of N³⁻ ion is
Options
(a) 1.6 x Avagadro’s number (b) 2.6 x Avagadro’s number (c) 2.4 x Avagadro’s number (d) 4.2 x Avagadro’s number
Correct […]
Translational kinetic energy for 2 moles of gas at 27°C is
Options
(a) 7.48 x 10³ J (b) 6.48 x 10³ J (c) 5.48 x 10³ J (d) 4.48 x 10³ J
Correct […]
The beilstein test for organic compounds is used to detect
Options
(a) nitrogen (b) halogens (c) carbons (d) sulphur
Correct Answer:
halogens
Explanation:
No explanation available. Be the first to write the explanation […]
Which of the following compound gives Cannizzaro’s reaction
Options
(a) CH₃CH₂CHO (b) HCHO (c) (CH₃)₂CHCHO (d) CH₃CHO
Correct Answer:
HCHO
Explanation:
No explanation available. Be the first to write the explanation for this […]
The bond formed due to sidewise overlapping of π-orbitals is
Options
(a) π-bond (b) σ-bond (c) π and σ-bond (d) hydrogen bond
Correct Answer:
π-bond
Explanation:
No explanation available. Be the first to […]
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