1. What type of hybridization occurs in? SF6
A. sp3dB. sp3C. sp3d2D. sp2d
2. Which type of food is digested by lactase enzyme?
A. LipidB. VitaminC. ProteinD. Carbohydrate
3. Which of the following has more atoms?
A. 1.10 g of hydrogen gasB. 14.7 g of chromium metalC. 2.0 g of helium gasD. 7.0 g of nitrogen gas
4. What is the equation of the line passing through the intersection point of the two lines and and perpendicular to the x-axis? x + y = 6 y − x = 2
A. x = 2B. x = 4C. y = 2D. y = 4 x + y − y + x = 6 − 2 ⇒ 2x = 4 ⇒ x = 2
5. Which of the following alkyl halide will be the most reactive in reaction? SN 2
A. CH3CH2CH2BrB. CH3CH (CH3)BrC. CH3C(CH3)2BrD. CH3CH2CH (CH3)Br 1∘ RX
6. Change the voice of this sentence: “He does not like people laughing at him”
A. People laughing at him are not liked by him.B. He does not like being laughed at.C. To be laughed at by people are not like by himD. He does not like him being laughed at