A. 9 to 8
B. 6 to 7
C. 1 to 6
D. 1 to 10
Submitted by: Chakar Hussain Shar
Related Mcqs:
- Acid present in acid rain may be_________________?
A. H2SO4
B. HNO3
C. both A and B
D. none of the above - Acid present in acid rain may be__________________?
A. H2SO4
B. HNO3
C. both A and B
D. none - The common thing in phthalic acid and oxalic acid is that both are_________________?
A. Aromatic
B. Dicarboxylic
C. Hydrocarbons
D. Strong acids - Phosphorous acid upon thermal decomposition yields phosphoric acid and____________________?
A. Phosphine
B. Phosphorus
C. Water
D. Phosphorus pentoxide - Phosphoric acid is a weak acid and its basicity is____________________?
A. 1
B. 3
C. zero
D. 2 - When sulphuric acid is treated with ethanol sulphuric acid behaves like________________?
A. an acid
B. a dehydrating agent
C. an oxidizing agent
D. as sulphonating agent - Major cause of SO2 on global scale is__________________?
A. volcanoes
B. electric sparks
C. combustion
D. all - List of elements based on hydrogen scale is called________________?
A. periodic table
B. groups
C. periods
D. electrochemical series - At what digit of PH scale PH is neutral?
A. 5
B. 3
C. 7
D. 10Submitted by: Chakar Hussain Shar
- Alkaline PH scale starts from?
A. 8 to 14
B. 6 to 10
C. 7 to 11
D. 0 to 14Submitted by: Chakar Hussain Shar
The correct answer to the question: "The range of acid PH on PH scale is____________?" is "1 to 6".
