HSC Science (General) 12th Standard Board Exam - Maharashtra State Board Question Bank Solutions

Why do actinoids show variable oxidation states?

What are actinoids? Give their general electronic configuration.

Choose the most correct option.

Which actinoid, other than uranium, occur in a significant amount naturally?

Write any two properties of actinides.

Write any two uses of actinides.

Write two applications of actinoids.

The atomic number of transuranium elements starts from _______.

Define transuranium.

Write a note on postactinoid elements.

What are post actinoid elements?

Write the atomic numbers of transuranium elements.

Statements that are incorrect in relation to index numbers:

1. An index number is a geographical tool.
2. Index numbers measure changes in air pressure.
3. Index numbers measure relative changes in an economic variable.
4. Index numbers are specialized averages.

______ : Base year prices :: P₁ : Current year prices.

Complete the Correlation:

__________ : Single variable :: Composite index : Group of variables

State with reason whether you agree or disagree with the following statement:

Index numbers measure changes in the price level only.

State with reasons whether you agree or disagree with the following statement:

Index numbers can be constructed without the base year.

Explain the features of index numbers.

Optional functions of government:

1. Protection from external attack
2. Provision of education and health services
3. Provision of social security measures
4. Collection of tax

"Definition - Public finance is one of those subjects which are on the borderline between economics and politics." given by:

1. Adam Smith
2. Alfred Marshall
3. Prof. Hugh Dalton
4. Prof. Findlay Shirras

Distinguish between the following concepts:

Public Finance and Private Finance