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True or false: Hydrogen is a nonmetal while lithium is an active metal,even though they are in the same group.
Q4: In the reaction Zn + H<sub>2</sub>SO<sub>4</sub>
Q12: In the reaction C(s)+ O<sub>2</sub>(g) <span
Q12: Write the names of the following compounds:<br>a)<br>FeSO<sub>4</sub><br><sub>_</sub><br>b)<br>NaC<sub>2</sub>H<sub>3</sub>O<sub>2</sub><br><sub>_</sub><br>c)<br>KNO<sub>2</sub><br><sub>_</sub><br>d)<br>Ca(OH)<sub>2</sub><br><sub>_</sub><br>e)<br>NiCO<sub>3</sub><br><sub>_</sub>
Q41: Pick the optically active molecule from the
Q44: The empirical formula of styrene is CH;its
Q49: hydration of 2-butene
Q53: Substance X has a heat of
Q64: In the balanced cell reaction,what is the
Q87: Which of the following compounds can exhibit
Q103: Name the following: <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB6423/.jpg" alt="Name the