Chemistry Test Chemistry MCQs Test 07 Online Preparation 0 Chemistry MCQs Test 07 Online Preparation 1. Which statement is consistent with Hunds rule.A. There is maximum of two electrons is an orbitalB. The electrons in the same atom cannot have the same four quantum numbersC. NoneD. Electrons fill orbitals with parallel spins until all the orbitals of the same energy are half filled then they go into sub-shells with anti-parallel (opposite) spin Loading... 2. On heating aldehydes with Fehlings solution we get a precipitate whose colour is ?A. pinkB. brick redC. blackD. yellow Loading... 3. Which of the following is mineral fiber.A. acrylicB. saranC. teflonD. asbestos Loading... 4. Which of the following is mineral fiber.A. asbestosB. teflonC. saranD. acrylic Loading... 5. When methl iodide and ethyl iodide are treated with sodium metal possible major products are obtained ?A. 3B. 1C. 2D. 4 Loading... 6. Which of the following statement is correct ?A. size of Na+ ion < Na atomB. Cl- < Na+C. size of Na atom < Na+ ionD. size of Cl atoms > Cl- ion Loading... 7. When an electron is moving with velocity of 2.188 x 106 ms-1 in the first orbit of Bohrs model of hydrogen. The de Broglie wavelength of electron is ?A. 0.33 nmB. 0.36 nmC. 0.34 nmD. 0.35 nm Loading... 8. Atomic number of Mn is 25 what is the electronic configuration in the ground state ?A. 1s2 2s2 2p6 3s2 3p6 4s23d5B. 1s2 2s2 2p6 3s2 3p5 3d10C. 1s2 2s2 2p6 3s2 3p6 4s2 4p5D. 1s2 2s2 2p6 3s2 3p6 3d7 Loading... 9. Which catalyst is used in contact process?A. SO3B. Ag2OC. Fe2O3D. V2O5 Loading... 10. What is maximum number of electrons in an orbital with m (magnetic quantum number) = 3A. 4B. 8C. 2D. 6 Loading... Loading... Related PostsChemistry MCQs Test 06 Online PreparationChemistry MCQs Test 05 Online PreparationChemistry Online MCQs Test 01 For PreparationChemistry Online MCQs Test 02 For PreparationChemistry Online MCQs Test 03 For PreparationChemistry Online MCQs Test 04 For PreparationChemistry Mega Quiz Test Online for PreparationPhysics MCQs Online Test 02 for PreparationPhysics MCQs Online Test 01 for PreparationPhysics MCQs For Entry Test 01 Online Preparation Continue Reading Previous Chemistry Online MCQs Test 04 For Preparation More Stories Chemistry Test Chemistry MCQs Test 05 Online Preparation 0 Chemistry Test Chemistry MCQs Test 06 Online Preparation 0 Chemistry Test Chemistry Online MCQs Test 04 For Preparation 2 Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ