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Class 12 - Chemistry मॉक टेस्ट

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विषयों/अध्यायों के लिए अभ्यास टेस्ट

नमूना प्रश्न

VITEEE Chemistry
Which of the following undergoes Aldol condensation?
A Benzaldehyde
B Acetaldehyde (CH₃CHO)
C Formaldehyde (HCHO)
D Trimethylacetaldehyde ((CH₃)₃CCHO)
BITSAT Chemistry
Which of the following has the largest bond angle?
A H₂O
B NH₃
C CH₄
D NF₃
VITEEE Chemistry
The Balmer series of hydrogen spectrum lies in which region?
A Ultraviolet
B Visible
C Infrared
D X-ray
JEE Main Chemistry
The geometry and hybridization of XeF₄ are:
A Tetrahedral, sp³
B Square planar, sp³d²
C Octahedral, sp³d²
D Square pyramidal, sp³d
BITSAT Chemistry
Which of the following reagents is used in the Clemmensen reduction?
A Zn–Hg / conc. HCl
B LiAlH₄
C NaBH₄
D H₂ / Pd-C
BITSAT Chemistry
The process of roasting is used in metallurgy for:
A Sulfide ores
B Carbonate ores
C Oxide ores
D Noble metals
JEE Main Chemistry
The half-life of a first-order reaction is 69.3 s. The rate constant of the reaction is:
A 1.0 × 10⁻² s⁻¹
B 0.1 s⁻¹
C 1.0 × 10⁻³ s⁻¹
D 6.93 s⁻¹
Class 11 Chemistry
What is the major product when a mixture of CH3Br and CH3CH2Br is treated with sodium metal in dry ether?
A CH3-CH3
B CH3CH2-CH2CH3
C A mixture of CH3-CH3, CH3CH2-CH2CH3, and CH3-CH2CH3
D CH3-CH2CH3 only

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