Latest NDA Aptitude Question SOLUTION: Given below is a approximate composition of a substance : CaO 60-70% SiO2 20-25% Al2O2 5-10% Fe2O3 2-3% The substance is (A) Plaster of paris (B) Cement (C) Marble stone (D) Quartz

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Previous Question: Which one among the following is the correct order the strength of acids ? (A) H2SO4 > H3PO3 > CH3COOH (B) H2PO3 > H2SO4 > CH3COOH (C) CH3COOH > H3PO3 > H2SO4 (D) CH3COOH > H2SO4 > H3PO3 Next Question: In KMnO4 molecule, the oxidation states of the elements Potassium (K), Manganese (Mn) and Oxygen (O) are respectively (A) + 1, + 5, – 2 (B) + 1, + 7, – 2 (C) 0, 0, 0 (D) + 1, + 7, 0

(#M40026890) NDA question General Ability Test-2012 Keep an EYE

Given below is a approximate composition of a substance :
CaO 60-70%
SiO2 20-25%
Al2O2 5-10%
Fe2O3 2-3%
The substance is
(A) Plaster of paris (B) Cement (C) Marble stone (D) Quartz: Asked In NDA MAN (11 years ago); Unsolved; Is this Puzzle helpful? (2) (1) Submit Your Solution

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Previous Question: Which one among the following is the correct order the strength of acids ? (A) H2SO4 > H3PO3 > CH3COOH (B) H2PO3 > H2SO4 > CH3COOH (C) CH3COOH > H3PO3 > H2SO4 (D) CH3COOH > H2SO4 > H3PO3 Next Question: In KMnO4 molecule, the oxidation states of the elements Potassium (K), Manganese (Mn) and Oxygen (O) are respectively (A) + 1, + 5, – 2 (B) + 1, + 7, – 2 (C) 0, 0, 0 (D) + 1, + 7, 0

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