Study Of Acids, Bases and Salts — Chemistry STD 10 — Question

The energy required to remove on electron from a natural isolated gaseous atom and convert it into a positively charged gaseous ion is called ____________ (electron affinity, ionization potential)

A compound conducts electricity in the fused state. The compound is made-up of __________.

When conc. sulphuric acid is boiled with nitre, the colour of the gas evolved is ________ . [yellowish brown/pale green]

Negative electrode is called the _______ .

A constant boiling mixture of water and hydrochloric acid is also called as _______________.

Compounds represented by a single molecular formula but having different structural formulae are called _______ and this phenomenon is known as _______.

We can expect that pure water _______ normally conduct electricity.

A base is a compound which if soluble in water contains ______ ions. A base reacts with an acid to form ______ and water only. This type of reaction is known as ______.

Fill in the blanks with correct words from the brackets:
Alkenes are the (a) _______ (analogous/homologous) series of (b ) ______ (saturated /unsaturated) hydrocarbons. They differ from alkanes due to presence of (c) _______ (double/ single) bonds. Alkenes mainly undergo (d) ______ (addition/ substitution) reactions.