The sum of pH and pOH is equal to ___ .
-
- 10
- 12
- 14
- 7
Submitted by :- Muhammad Nawaz
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.
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The value of Kw increases with temperature due to the ionization of water _______ .
- Decreases
- Remains constant
- Increases
- None of A, B, and C
Submitted by :- Muhammad Nawaz
What is the ionic product equilibrium constant?
- Ka
- Kb
- Kc
- Kw
Submitted by :- Muhammad Nawaz
What is the relative order of acidity of oxy acid?
- HCIO > HCIO2 > HCIO3 > HCIO4
- HCIO4 > HCIO3 > HCIO₂ > HCIO
- HCIO3 > HCIO2 > HCIO > HCIO4
- HCIO2 > HCIO4 > HCIO3 > HCIO
Submitted by :- Muhammad Nawaz
According to _____, “Acids are substances whose aqueous solutions turned blue litmus red and tasted sour”.
-
- Davy
- Liebig
- Rouelle
- Boyle
Submitted by :- Muhammad Nawaz
Bases and reducing agents are electron-giving agents and known as ___?
-
- Nucleophile
- Electrophile
- Electrodative
- None of A, B, and C
Submitted by :- Muhammad Nawaz
Ionic bond is produced after complete transfer of ________________ ?
A. Nucleus
B. Neutrons
C. Electrons
D. Protons
Submitted by :- Jamil Ahmed
In a period electronegativity from left to right_________________?
A. Increases
B. Decreases
C. Remain constant
D. Variable trend
Submitted by :- Jamil Ahmed
Elements having high I.P values are____________________?
A. Metals
B. Non metals
C. Liquids
D. Solids
Submitted by :- Jamil Ahmed
Ionization energy in a period generally ___________________?
A. Increases
B. Decreases
C. No change
D. Variable trend
Submitted by :- Jamil Ahmed