Answer the following questions:
Describe the structure of the modern periodic table.

Answer the following questions: Describe the structure of tap root

With neat and well labelled diagrams, answer the following question: Describe the structure of the DNA molecule.

Answer the following questions in short: Describe the structure of a flower.

Answer the following questions: Define time period.

Answer the following questions : Explain the structure of Benzene.

Answer the following questions : Describe Thomson's model.

Answer the following questions: Which block of the modern periodic table separates metals and nonmetals with the help of zig-zag line?

In the modern periodic table, the elements are arranged in the increasing order of their atomic number. This arrangement is based on the modern periodic law, which states that the properties of elements are a periodic function of their atomic numbers. In the modern periodic table, each column is called a group and each row is called a period. Elements within the same group show similarity and gradation in properties. This is due to the same number of electroms in the outermost shell . Based on the above paragraph, answer the following question: How many groups are there in the modern periodic table?

Answer the following questions: Describe the different types of leaf.

Answer the following questions: State the number of elements in the modern periodic table..