HESI A2 CHEMISTRY V1 V2 EXAM QUESTIONS

PDF Download HESI A2 CHEMISTRY (V1 & V2) EXAM QUESTIONS Qs and Ans Expert- Explanation

This Exam contains:

-Guarantee passing score -45 Questions and Answers -format set of multiple-choice -Expert- Explanation

Question 1: What is deoxyribose

Answer:

A sugar used in the formation of DNA

Question 2: Strongest bone of intermolecular forces

Answer:

hydrogen bone

Question 3: What is the charge of K in KCL

Answer:

+1

Question 4: When an electron gains one or more electrons

Answer:

Anion

Question 5: What is the mass of 1 mol or CO2

Answer:

44g/mol

Question 6: Dispersions forces are found in which covalent bond

Answer:

non-polar

Question 7: Glycogen is what kind of starch

Answer:

animal starch

Question 8: Define catalyst

Answer:

Substances that speeds up a chemical reaction Question 9: gluconegogenesis refers to:

Answer:

Glucose from proteins and fats

Question 10: Single covalent bone

Answer:

• shared electron pair (non-metal)

Question 11: What is an atom called when it LOSES 1 or more electron

Answer:

Cation Question 12: In a covalent bond compound, if the electrons are shared equally, then the bond is:

Answer:

non-polar

Question 13: Basic building block of a molecule

Answer:

atom

Question 14: Double covalent bond

Answer:

• shared electron pairs

Question 15: Group IIA charge

Answer:

+2

Question 16: What is an ionic bond

Answer:

electrical attraction between 2 oppositely charged atoms (between metals and nonmetals)

Question 17: How does an increase in concentration cause reaction acceleration?

Answer:

More potential for contact Question 18: Ionic bonding:

Answer:

formed when an atom transfers an electron to another atom

Question 19: What is chemical bonding

Answer:

The joining of an atom to form a new substance, Ionic and Covalent Question 20: Bases are:

Answer:

Proton accepts (-OH)

Question 21: Group VIIA charge

Answer:

-1 Question 22: Acids are:

Answer:

proton donors (H+) Question 23: Beta radiation has a ___ charge; they _______ products of protons or neutrons

Answer:

• or -, decomposition of a proton or neutron

Question 24: What is the molarity formula

Answer:

moles of solute/liters of solution

Question 25: Triple covalent bond

Answer:

• shared electron pairs

Question 26: Polar covalent bond:

Answer:

unequal sharing of electrons

Question 27: Group III3 charge

Answer:

+3

Question 28: 4 Different types of solutions

Answer:

Compounds, Alloys, Amalgams, Emulsion