Description : Lavoisier did not share any basic substances ?
Last Answer : Lavoisier did not share copper.
Description : Basic substances can be divided into how many classes according to the order of quality ?
Last Answer : Basic substances can be divided into two classes according to the order of quality. Namely: metals and non-metals.
Description : What are the basic substances divided into ?
Last Answer : in two parts. Metals and non-metals.
Description : What is the total number of basic substances in the world ?
Last Answer : The total number of basic substances in the world is 109 .
Description : What are the basic substances ?
Last Answer : 116 basic substances discovered so far. Take a look from here. Everything is given in the form of a list.
Description : There are some substances whose odor changes in acidic or basic media. These are called - (1) Olfactory indicators (2) Litmus indicator (3) Gustatory indicators (4) All of the above
Last Answer : (1) Olfactory indicators Explanation: An Olfactory indicator is a substance whose smell varies depending on whether it is mixed with an acidic or basic solution. Onion , clove oil and vanilla extract are examples.
Description : Amphoteric substances: w) act as either bases or acids x) precipatate from aqueous solutions y) salt out of basic solutions z) form emulsions in oils
Last Answer : ANSWER: W -- ACT AS EITHER BASES OR ACIDS