Metal are highly ___________ ?
A. Electropositive
B. Electronegativity
C. Both of these
D. Neutral
Submitted by :- Jamil Ahmed
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
| Now you can submit here the latest Chemistry MCQs. SUBMIT HERE |
|---|
Atomic number of Mn is 25 what is the electronic configuration in the ground state________________?
A. 1s2 2s2 2p6 3s2 3p6 3d7
B. 1s2 2s2 2p6 3s2 3p6 4s2 4p5
C. 1s2 2s2 2p6 3s2 3p5 3d1
D. 1s2 2s2 2p6 3s2 3p6 4s23d5
Submitted by :- Jamil Ahmed
Black foot disease is caused by the pollution of groundwater as a consequence of increased seepage of:__________?
A. Nitrates
B. Fluorides
C. Arsenic
D. Mercury
Submitted by :- Jamil Ahmed
The equation that represents the relationship of Faraday’s first law of electrolysis is _______?
In electrolysis of NaCl the product obtained at cathode is_______.
A. Sodium ions
C. Both
B. Chloride ions
D. Remain at the bottom of the cell
Submitted by :- Jamil Ahmed
Which of the following is non spontaneous cell?
The Ionization energy of Hydrogen is __________?
The Electronegativity of Hydrogen is _____.
A. 2.8
B. 2.2
C. 3.1
D. 1.8
Submitted by :- Jamil Ahmed
The whole universe is made up of almost _______of Hydrogen ?
A. 50%
B. 60%
C. 70%
D. 80%
Submitted by :- Jamil Ahmed
During Electrolysis of Water the product @cathode obtained is ___________?
A. Hydrogen Gas & Oxygen
B. Oxygen Gas & Water
C. CO & Water
D. Hydrogen & Carbon monoxide
Submitted by :- Jamil Ahmed