Substitution Quiz 7 (25 MCQs)

Quiz Instructions

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1. The Neolithic Age includes .....
2. What is the best method to use?y =-3x + 5y = x-1
3. 4y-5 y = 6
4. A cure for everything
5. A tertiary halide will likely react with a ..... mechanism
6. Find the solution to these systems y=4x+43x+y=25
7. Y =-x-14y =-8x
8. Under what reaction conditions does the electrophilic chlorination of aromatic compounds usually occur?
9. Y = 2x + 5-4x + y = 9
10. A geometrical figure with eight sides
11. ..... is an evolutionary process that requires material research, market knowledge and time.
12. Several millionaires have had museums named after them. Rockefeller has one, and ..... Guggenheim.
13. 5 + X = yIf X = 1, then Y =
14. Use substitution to solve the system.2x-3y =-2y = 2
15. One who does not believe in God
16. One who sacrifices his life for a cause
17. X + 2y = 2x =-4y + 2
18. Which of the following is rate determining step in electrophilic substitution reaction?
19. Work out the value of 3ab when a = 3, b = 4
20. When a = 7, b = 2 and c = 3, $a\times b\times c$
21. Choose the phrase that matches the expression 21h
22. Since x = 4 and y = 3, the solution is:
23. Reaction of C6H5CH2Br with aqueous sodium hydroxide follows .....
24. If h(x) =-5x + 7, Evaluate 6h(2).
25. Solve the system of equations:y = 8x + 2y =-x-7