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mnsoomro
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Pi bonds are produced by overlapping of__________________?
A. Un-hybrid orbitals B. Hybrid orbitals C. Hybrid and un hybrid orbitals D. atomic orbital and hybrid orbital Submitted by…
Bond will be ionic when E.N difference of bonded atom is _________?
A. Equal to 1.7 B. Greater than 1.7 C. Less than 1.7 D. No specificity exists Submitted by :- Jamil…
Glass electrode cannot be used to measure the pH of pure
Acetic acid Ethyl alcohol Gelatin All of A, B, and C Submitted by :- Muhammad Nawaz
Buffer solution are used to
Increase the pH Decrease the pH Resist the pH None of A, B, and C Submitted by :- Muhammad Nawaz
The sum of pH and pOH is equal to ___ .
10 12 14 7 Submitted by :- Muhammad Nawaz
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 …
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