Q. Collision theory states that particles must collide with each other in the correct orientation and sufficient energy to

View solution

Q. The alternative mechanism by which particles react possesses a lower

View solution

Q. The activation energy of particular reaction is the minimum energy that is must for

View solution

Q. Some particles collide but bounce back afterward it is called

View solution

Q. The condition of Mg in which it reacts violently with water is

View solution

Q. If heated Mg(s) is allowed to react with H₂O(l), the product formed other than H₂(g) will be

View solution

Q. The pH of NaOH produced after Na(s) and H₂O(l) reaction is

View solution

Q. Consider the reaction: Na(s) + H₂O → NaOH(aq) + H₂(g). Moles of H₂O required to balance the equation will be

View solution

Q. If Mg(s) is allowed to react with H₂O(l), the product other than H₂(g) will be

View solution

Q. Consider the reaction: Na(s) + H₂O(l) → NaOH(aq) + H₂(g). Moles of Na required to balance the equation are

View solution

Q. The formula MgO shows Mg oxidation number to be

View solution

Q. Consider the equation: Mg(s) + H₂O(l) → Mg(OH)₂(aq) + H₂(g). Moles of Mg(s) required to balance the equation will be

View solution

Q. When allowed to react with cold water, the element that reacts vigorously to produce H₂(g) is

View solution

Q. The element that reacts vigorously with cold water among the following is

View solution

Q. The pH of Mg(OH)₂ produced after Mg(s) and H₂O(l) reaction is

View solution

Q. Metal that reacts vigorously with cold water to produce a strongly alkaline solution is

View solution

Q. Which is incorrect about the characteristics of Group II elements?

View solution

Q. In excess water, Ca(OH)₂ produces

View solution

Q. Consider the reaction: CaO(s) + H₂O(l) → Ca(OH)₂. The state of the product in this reaction should be

View solution

Q. Upon reaction of metals of Group II with oxygen, electrons are lost more easily by

View solution