1
AIPMT 2010 Prelims
MCQ (Single Correct Answer)
+4
-1
25.3 g of sodium carbonate, Na2CO3 is dissolved in enough water to make 250 mL of solution. If sodium carbonate dissociates completely, molar concentration of sodium ion, Na+ and carbonate ions, CO$${}_3^{2 - }$$ are respectively (Molar mass of Na2CO3 = 106 g mol$$-$$1)
A
0.955 M and 1.910 M
B
1.910 M and 0.955 M
C
1.90 M and 1.910 M
D
0.477 M and 0.477 M
2
AIPMT 2009
MCQ (Single Correct Answer)
+4
-1
10 g of hydrogen and 64 g of oxygen were filled in a steel vessel and exploded. Amount of water produced in this reaction will be
A
3 mol
B
4 mol
C
1 mol
D
2 mol
3
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
What volume of oxygen gas (O2) measuread at 0oC and 1 atm, is needed to burn completely 1 L of propane gas (C3H8) measured under the same conditions ?
A
5 L
B
10 L
C
7 L
D
6 L
4
AIPMT 2008
MCQ (Single Correct Answer)
+4
-1
How many moles of lead (II) chloride will be formed from a reaction between 6.5 g of PbO and 3.2 g HCl ?
A
0.011
B
0.029
C
0.044
D
0.333
NEET Subjects
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