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Chemistry

Home Education and Science Chemistry

“Chemistry Engineering Interview Questions and Answers will teach us that Chemistry is the science concerned with the composition, structure, and properties of matter. And as well as the changes it undergoes during chemical reactions. Chemistry Interview Questions and Answers will also guide us that it is a physical science for studies of various atoms, molecules, crystals. Learn basic and advance concepts of Chemistry Engineering by Chemistry Engineering Interview Questions and Answers Guide.”

176 Chemistry Questions And Answers

161⟩ Give the symbol for the element that is derived from the Latin word Plumbum?

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162⟩ Cellulose is a polymer of repeating units of what molecule?

Glucose

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163⟩ In order to compare two different gas samples, scientists use what is called the STP. What does STP stand for?

Standard Temperature And Pressure

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164⟩ Convert the molecular structure of the hydrocarbon C5H12 into its straight-chain Condensed Structural Formula

CH3CH2CH2CH2CH3

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165⟩ What colorless liquid was originally produced from the distillation of wood and is often referred to as wood alcohol

Methanol

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166⟩ An atom has 18 protons and 22 neutrons. What is its mass number

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167⟩ What radioactive isotope of this alkaline earth element formed as a fission product of uranium and is of particular importance because it is assimilated in the body much like calcium

Strontium

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168⟩ Long chains of amino acids are linked together through what type of bond?

Peptide Bonds

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169⟩ This metal lies between silicon and tin in its chemical and physical properties and used extensively in the making of transistors

Germanium

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170⟩ The disruption of the three-dimensional shape of a protein by factors such as heat, acids, bases, and organic solvents, is called what?

Denaturation

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171⟩ What is acidic anhydride of h2co3?

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172⟩ What is the acid anhydride of H2CO3?

CO2

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173⟩ The most current scientific thought on atomic structure is a model in which the electrons ---?

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174⟩ Which of the following is an organic molecule

1. CaSO4

2. CH4

3. NH3

4. H2O

Answer: CH4

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175⟩ Which one of the following has the greatest tendency to lose an electron?

1. Zn

2. Cl-

3. Br2

4. A mixture of PbSO4 and H2O

Answer: ZN

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176⟩ Which of the following dominates the gasses in the Earths atmosphere, making up some 78% of the air by volume

1. nitrogen

2. oxygen

3. helium

4. hydrogen

Answer: NITROGEN

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Chemistry

Home Education and Science Chemistry

176 Chemistry Questions And Answers

161⟩ Give the symbol for the element that is derived from the Latin word Plumbum?

162⟩ Cellulose is a polymer of repeating units of what molecule?

163⟩ In order to compare two different gas samples, scientists use what is called the STP. What does STP stand for?

164⟩ Convert the molecular structure of the hydrocarbon C5H12 into its straight-chain Condensed Structural Formula

165⟩ What colorless liquid was originally produced from the distillation of wood and is often referred to as wood alcohol

166⟩ An atom has 18 protons and 22 neutrons. What is its mass number

167⟩ What radioactive isotope of this alkaline earth element formed as a fission product of uranium and is of particular importance because it is assimilated in the body much like calcium

168⟩ Long chains of amino acids are linked together through what type of bond?

169⟩ This metal lies between silicon and tin in its chemical and physical properties and used extensively in the making of transistors

170⟩ The disruption of the three-dimensional shape of a protein by factors such as heat, acids, bases, and organic solvents, is called what?

171⟩ What is acidic anhydride of h2co3?

172⟩ What is the acid anhydride of H2CO3?

173⟩ The most current scientific thought on atomic structure is a model in which the electrons ---?

174⟩ Which of the following is an organic molecule

175⟩ Which one of the following has the greatest tendency to lose an electron?

176⟩ Which of the following dominates the gasses in the Earths atmosphere, making up some 78% of the air by volume

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