Yakeen NEET Chemistry Past Paper 2025 PDF

NEET Yakeen NEET (2025) Chemistry...

NEET Yakeen NEET (2025) Chemistry DPP: 1 Some Basic Concepts of Chemistry Q1 Name the particles which make up matter? (C) 24 g of C2 (A) Non-metals (B) Metals (D) 1.0 g of H2 (C) Metalloids (D) Atoms Q7 Calculate the mass of 6.022 × 10 23 molecules Q2 What is matter? of Calcium Carbonate. (A) Anything which has mass but does not (A) 50 g occupies space (B) 100 g (B) Anything which has mass and occupies (C) 200 g space (D) None of these (C) Anything which neither has mass nor Q8 The number of molecules in 89.6 liters of a gas occupies space at NTP are (D) Anything which does not have mass but it (A) 6.02 × 1023 occupies space (B) 2 × 6.02 × 1023 Q3 Number of gm of oxygen in (C) 3 × 6.02 × 1023 32.2 gNa2 SO 4.10H2 O is (D) 4 × 6.02 × 1023 (A) 20.8 (B) 22.4 Q9 Aspirin has the formula C9 H8 O4. How many (C) 2.24 (D) 2.08 atoms of oxygen are there in a tablet weighing Q4 The volume occupied by 4.4 g of CO2 at STP 360mg ? is (A) 1.204 × 1023 (A) 22.4 L (B) 1.08 × 1022 (B) 2.24 L (C) 1.204 × 1024 (C) 0.224 L (D) 4.81 × 1021 (D) 0.1 L Q10 1u is equal to Q5 1 mole of atom X has mass, 0.444 times the (A) 1.66 × 10−24 g mass of 1 mole of atom Y. Atomic mass of X is (B) 1.66 × 10 −27 kg 2.96 times the mass of one atom of C − 12. (C) 1 g NA What is the atomic weight of Y. (D) All of these (A) 15.77amu (B) 80amu Q11 44.8 L of SO 2 ( g) weigh how much gram at (C) 46.66amu STP ? (D) 40amu (A) 128 g (B) 95 g Q6 16 g of oxygen has same number of molecules (C) 24 g as in (D) 50 g (A) 16 g of CO (B) 28 g of N2 Q12 Android App | iOS App | PW Website