English

HSC Science (Electronics) 12th Standard Board Exam - Maharashtra State Board Important Questions for Chemistry

Advertisements
Subjects
Topics
Subjects
Popular subjects
Topics
Advertisements
Advertisements
Chemistry
< prev  81 to 100 of 1537  next > 

Derive an expression for the relation between half-life and rate constant for first-order reaction.

Appears in 3 question papers
Chapter: [6] Chemical Kinetics
Concept: Integrated Rate Equations

Write four points of distinction between Lanthanoids and Actinoids.

Appears in 3 question papers
Chapter: [8] Transition and Inner Transition Elements
Concept: F-block Elements >> The Actinoids

The following electronic configuration of elements shows highest oxidation state

Appears in 3 question papers
Chapter: [8] Transition and Inner Transition Elements
Concept: Properties of Lanthanoids

Write any two uses of actinides.

Appears in 3 question papers
Chapter: [8] Transition and Inner Transition Elements
Concept: Applications of Actinoids

Why +2 oxidation state of manganese is more stable?

Appears in 3 question papers
Chapter: [8.01] D-block Elements
Concept: General Properties of the Transition Elements (d-block)

Write four points of distinction between Lanthanoids and Actinoids.

Appears in 3 question papers
Chapter: [8.02] F-block Elements
Concept: F-block Elements >> The Actinoids

Draw the geometrical isomers of complex [Pt(NH3)2Cl2].

Appears in 3 question papers
Chapter: [9] Coordination Compounds
Concept: Isomerism in Coordination Compounds >> Stereoisomerism

Write the hybridization and magnetic behaviour of the complex [Ni(CO)4].

(At.no. of Ni = 28)

Appears in 3 question papers
Chapter: [9] Coordination Compounds
Concept: Bonding in Coordination Compounds >> Magnetic Properties of Coordination Compounds

Write postulates of Werner’s theory of co-ordination complexes.

Appears in 3 question papers
Chapter: [9] Coordination Compounds
Concept: Terms Used in Coordination Chemistry

The type of mono halogen derivative in which a halogen atom is bonded to sp3 hybridized carbon atom next to carbon-carbon double bond is ______________

Appears in 3 question papers
Chapter: [10] Halogen Derivatives
Concept: Classification of Halogen Derivatives

Write chemical equation of acetyl chloride with ethanol

Appears in 3 question papers
Chapter: [11] Alcohols, Phenols and Ethers
Concept: Ethers

Write the preparation of ethanol from methyl magnesium iodide.

Appears in 3 question papers
Chapter: [11] Alcohols, Phenols and Ethers
Concept: Ethers

What happens when glucose is treated with Hydrogen cyanite (HCN).

Appears in 3 question papers
Chapter: [11.02] Phenols
Concept: Phenols >> Uses of Phenols

Write a reaction to distinguish acetaldehyde from acetone.

Appears in 3 question papers
Chapter: [12] Aldehydes, Ketones and Carboxylic Acids
Concept: Chemical Properties of Aldehydes and Ketones

Explain the acidic nature of carboxylic acids.

Appears in 3 question papers
Chapter: [12] Aldehydes, Ketones and Carboxylic Acids
Concept: Chemical Properties of Carboxylic Acids

Write a short note on Hoffmann bromamide degradation.

Appears in 3 question papers
Chapter: [13] Amines
Concept: Preparation of Amines

Write a short note on Hoffmann bromamide degradation.

Appears in 3 question papers
Chapter: [13.01] Amines
Concept: Preparation of Amines

What is the action of benzene diazonium chloride on phenol in alkaline medium?

Appears in 3 question papers
Chapter: [13.03] Diazonium Salts
Concept: Diazonium Salts >> Importance of Diazonium Salts in Synthesis of Aromatic Compounds

Define complex lipids

Appears in 3 question papers
Chapter: [14.02] Proteins
Concept: Biomolecules in the Cell > Proteins >> Structure, Classification and Functions

Write the reaction for the preparation of Nylon-6.

Appears in 3 question papers
Chapter: [15] Polymers
Concept: Introduction to Polymers >> Nylon 6
< prev  81 to 100 of 1537  next > 
Advertisements
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×