Related Questions

Which of the following solutions is the most acidic among them all?
A Solution with pH value 0
B Solution with pH value 6
C Solution with pH value 1
D Solution with pH value 7
কোনটি অম্নীয় জলীয় দ্রবণ তৈরি করে? (Which one of the following forms an aqueous acidic solution?)
A Na2O
B ZnO
C AL2O3
D CO2
কোনটি অম্লীয় জলীয় দ্রবণ তৈরি করে? (Which one of the following forms an aqueous acidic solution ?)
A Na2O
B ZnO
C Al2O3
D CO2
Which one of the following gases dissolves in water to give acidic solution?
A Carbon dioxide
B Oxygen
C Nitrogen
D Hydrogen
Which one of the following is used as a nitrogenous fertiliser, as a weed killer in the onion fields and for correcting acidic soils?
A Urea
B CAN
C Ammonium sulphate
D Calcium cyanamide
Acidic solution is one which has pH value
A Greater than 7
B Less than 7
C Equal to 7
D pH value has nothing to do with neutral solution
Which of the following are likely to have an acidic vaginal pH?
A 2 days old girl
B 16 years old adolescents with vaginal trichomoniasis ( > 4.5)
C 21 years old woman
D 4 years old girl
E 65 years old postmenopausal woman
Which of the following is not an acidic refractory?
A Silica bricks
B Fireclay bricks
C Bauxite bricks
D Magnesia bricks
Which of the following can be used to correct acidic soil?
A Gypsum
B Lime
C Vegetable compost
D Calcium superphosphate
Which of the following may be a possible pH value of an acidic solution?
A 6
B 7
C 8
D 9

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