Organic chemistry : Alkanes quiz 3

written by gogorabei | June 8, 2023

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#1. (9)Give reason : The using of chloroform as anesthetic substance was stopped.

a)because accurate does for each patient causes death

a)because accurate does for each patient causes death

b)because inaccurate does for each patient causes death

b)because inaccurate does for each patient causes death

c)because any does for each patient causes death

c)because any does for each patient causes death

d)there is no correct answer

d)there is no correct answer

#2. (10) Give reason : Freons are used in air conditions and fridges.

a)-due to its:cheap price,easy to be liquified ,less poisonnous,non-flamable ,odouless and nono-crrossive for metals

a)-due to its:cheap price,easy to be liquified ,less poisonnous,non-flamable ,odouless and nono-crrossive for metals

b)-due to its:cheap price,not easy to be liquified ,nono-poisonnous,non-flamable ,odouless and nono-crrossive for metals

b)-due to its:cheap price,not easy to be liquified ,nono-poisonnous,non-flamable ,odouless and nono-crrossive for metals

c)-due to its:cheap price,easy to be liquified ,nono-poisonnous,flamable ,odouless and nono-crrossive for metals

c)-due to its:cheap price,easy to be liquified ,nono-poisonnous,flamable ,odouless and nono-crrossive for metals

d)-due to its:cheap price,easy to be liquified ,nono-poisonnous,non-flamable ,odouless and nono-crrossive for metals

d)-due to its:cheap price,easy to be liquified ,nono-poisonnous,non-flamable ,odouless and nono-crrossive for metals

#3. (11) Give reason:There is an international agreement to prevent the using of freons starting from

a)-because it causes decay of oxygen layer that protects earth from harmful ultraviolet rays

a)-because it causes decay of oxygen layer that protects earth from harmful ultraviolet rays

b)-because it causes decay of ozone layer that protects earth from harmful x- rays

b)-because it causes decay of ozone layer that protects earth from harmful x- rays

c)-because it causes decay of ionosphere layer that protects earth from harmful infrared rays

c)-because it causes decay of ionosphere layer that protects earth from harmful infrared rays

d)-because it causes decay of ozone layer that protects earth from harmful ultraviolet rays

d)-because it causes decay of ozone layer that protects earth from harmful ultraviolet rays

Finish