Select the word/words from the given list required to complete the following statements. Use one word only once and do not copy the complete statement.
[ammonia, carbonate, ammonium, carbon dioxide, hydrogen, hydronium, hydroxide, salt, water, precipitate]
(i) A solution M turns blue litmus red, therefore, it must contain (a) ____ ions. Another solution O turns red litmus blue, hence, it must contain (b)____ ions.
(ii) When solutions M and O are mixed, the product will be ( c) _____ and (d) ______ .
(iii) If a piece of magnesium was put into solution M (e) ___ gas would evolve.

Complete the blanks from the list given: Ammonia, Ammonium, Carbonate, Carbon dioxide, Hydrogen, Hydronium, Hydroxide, Precipitate, Salt, Water. A solution X turns blue litmus red, so it must contain (i) _____ ions, another solution Y turns red litmus blue and therefore, must contain (ii) ______ ions. When solutions X & Y are mixed together, the products will be a (iii) _____ and (iv) ______ If a piece of magnesium were put into solution X, (v) ______gas would be evolved.

From the list given below, select the word(s) required to correctly complete blanks (i) to (v) in the following passage: [ammonia, ammonium, carbonate, carbon dioxide, hydrogen, hydronium, hydroxide, precipitate, salt, water.] A solution X turns blue litmus red, so it must contain (i) _____ ions, another solution Y turns red litmus blue and therefore, must contain (ii) ______ ions. When solutions X and Y are mixed together, the products will be a (iii) _____ and (iv) ____. If a piece of magnesium were put into solution X, (v) _____ gas would be evolved.

From the list given below, select the word(s) required to correctly complete blanks (i) to (ii) in the following passage. The words from the list are to be used only once. Write the answers as (a) (i), (ii), (iii). Do not copy the passage. [ammonia, ammonium, carbonate, carbon dioxide, hydrogen, hydronium, hydroxide, precipitate, salt, water): (i) A solution M turns blue litmus red, so it must contain (i) ....................... ions, another solution O turns red litmus blue and hence, must contain (ii) ..................... ions. (ii) When solutions M and O are mixed together, the products will be (iii) .......... and (iv) ····················· (iii) If a piece of magnesium was put into a solution M, (v) ..................... gas would be evolved.

A solution turns red litmus blue, its pH is likely to be

From the list given below, select the word(s) required to correctly complete blanb (I) to (v) in the following passage : ammonia, ammonium carbonate, carbon dioxide, hydrogen, hydronium, hydroxide, precipitate, salt, water. A solution X turns blue litmus red, so it must contain : (i) ....................... ions, another solution Y turns red litmus blue and therefore, must contain (ii) . . . . . . . . . . .. . . . . . ions. When solutions X and Y are mixed together, the products will be a (iii) . . .. . . . . . . . and (iv) . . . . . . . . . . . . . . . . . . . . . If a piece of magnesium were put into solution X, (v) ...... ............. .. gas would be evolved. (Note : Words chosen from the list are to be used only once. Write the answers as (a) (i), (ii) (iii) and so on. Do not copy the passage.)

Which one of the following solutions will turn red litmus blue?

Name the gas that turns moist red litmus blue.

The solution in a beaker turns blue if

Of the following what is the pH of a solution which turns red litmus blue? 2 4 6 8

Acidic oxides that are dissolved in water turn red litmus blue.