Plovdiv entrance test Questions and Answers 2024/2025
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Course
Plovdiv entrance
Institution
Plovdiv Entrance
The mass number and atomic number of the lithium atom are shown by the symbol 3 7 Li.
What is the correct symbol for the lithium-ion in lithium chloride?
A) 2 6 LiB) 3 6 Li+
C) 3 7 Li+
D) 3 7 Li-
C) 3 7 Li+
All of the following can act as Brønsted-Lowry acid (proton donors) in aqueo...
B ; Since only a saturated solution would mean that there is a balance in
concentrations in the system
Glucose and fructose are:
A) enantiomers
B) functional isomers
C) tautomers
D) chain isomer
Functional Isomers
Which of the following is an observable property of many acids?
A) they become slippery when reacting with water
B) they react with metals to release hydrogen gas
C) they produce salts when mixed with other acids
D) they become more acidic when mixed with a base
B
All of the native α-amino acids can react with the reagents below except:
A) NaOH
B) FeCl3
C) HCl
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