Practice Questions

TLS Online TPP Program

#Question id: 348

Sulfur is in the same column of the periodic table as oxygen, but has electronegativity similar to carbon. Compared to water molecules, molecules of H2S will ________.

#XL - S Microbiology

have greater cohesion to other molecules of H2S
have a greater tendency to form hydrogen bonds with each other
have a higher capacity to absorb heat for the same change in temperature
not form hydrogen bonds with each other

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TLS Online TPP Program

#Question id: 19523

#XL - P Chemistry

Which of the following is given to a fuel cell’s cathode?

TLS Online TPP Program

#Question id: 19540

#XL - P Chemistry

The chemical formula of baking powder is————-

TLS Online TPP Program

#Question id: 19541

#XL - P Chemistry

Which has the maximum electropositive character?

TLS Online TPP Program

#Question id: 19542

#XL - P Chemistry

When the washing soda is heated

TLS Online TPP Program

#Question id: 19543

#XL - P Chemistry

Which sulfate has the highest solubility in water?

TLS Online TPP Program

#Question id: 19544

#XL - P Chemistry

Which of the following metal ions plays an important role in muscle contraction?