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Subject :NSO    Class : Class 7

Three salt solutions are given as:
X : Potassium sulphate solution
Y : Sodium carbonate solution
Z : Ammonium sulphate solution
Which of the following statements is incorrect regarding these salt solutions?

AX will have same effect on red litmus paper as the common salt solution.
BY will have same effect on turmeric paper as the milk of magnesia.
CAmmonium sulphate will have same effect on blue litmus paper as the lemon juice.
DNone of these


Ans 1:

Class : Class 7

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