Question
Aqua regia, which can dissolve gold, is a freshly
prepared mixture of concentrated hydrochloric acid and concentrated ______.Solution
Aqua regia  is a freshly prepared mixture of concentrated hydrochloric acid and concentrated nitric acid in the ratio of 3:1. · It can dissolve gold, even though neither of these acids can do so alone. · Aqua regia is a highly corrosive, fuming liquid. · It is one of the few reagents that can dissolve gold and platinum.
Which enzyme is responsible for converting complex starch into simple sugars?Â
The function of quick lime in soda lime mixture is to
Which gas is the chief component of Bio-gas?
Which chemical compound is used in the indelible ink for elections?
Atomic number of an element is equal to the number of ____ in the nucleus.
_____________ has the maximum attraction force between the molecules.
Formula of ‘Quick Lime’ is __________
Which acid is commonly utilized in the production of baking powder?
Lewis Acid is a species (charged or uncharged) which can accept a pair of
What are Sodium benzoate and Sodium metabisulphite primarily used as?