Acid ashes and salts

1.it tastes like ashes
 
A. saline
 
B. Tart taste
 
C. sweet
 
D. Selfless
 
Option”A” is correct
2.Which ion is present in the aqueous solution of Bhasmo?
 
A. H⁺
 
B.
 
C. OH¯
 
D. OH⁺
 
Option”C” is correct
3.all are salts
 
A. medically soluble
 
B. electrolyte
 
C. permanent decomposition
 
D. Moody
 
Option”B” is correct
4.Who determined P ° H ° (pH)
 
A. Lavoisier
 
B. Priestley
 
C. cavendish
 
D. Saurenson
 
Option”D” is correct
5.The value of hydrogen ion concentration in pure water is –
 
A. 10¯⁷
 
B. 10¯⁵
 
C. 10¯¹º
 
D. 10¯¹⁴
 
Option”A” is correct
6.The pH value of an acidic solution is
 
A. 7
 
B. less than 7
 
C. more than 7
 
D. 14
 
Option”B” is correct
7.Alkali solution has P°H° (pH) value
 
A. less than 7
 
B. more than 7
 
C. 0
 
D. 7
 
Option”B” is correct
8.The pH value of a neutral solution is
 
A. less than 7
 
B. more than 7
 
C. 7
 
D. 14
 
Option”C” is correct
9.Which gases are released when all acids react with metals?
 
A. hydrogen
 
B. nitrogen
 
C. oxygen
 
D. chlorine
 
Option”A” is correct
10.The pH value of the blood of a normal person is
 
A. 5.0
 
B. 6.4
 
C. 7.4
 
D. 8.0
 
Option”C” is correct