Polymers having ester linkage are called______
Polymers having ester linkage are called Polyesters. They are prepared by the condensation polymerization of dicarboxylic acids with diols. Explanation... View Article
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How can we explain Galileo’s experiment?
Galileo deduced that objects move with constant speed when no force acts on them. This was the basis for Newton’s... View Article
Colocasia is a type of ______
Colocasia is a type of underground stem. Explanation Colocasia is a variety of flowering plants which belongs to the family... View Article
The Pauli exclusion principle states that:
Pauli exclusion principle states that no two electrons in the same atom can have the same set of four quantum... View Article
Explain dispersion and scattering of light
Light is a form of energy that causes the sensation of vision. The various properties of light are refraction, reflection,... View Article
Which scientist discovered the anode rays?
E. Goldstein in 1886 discovered anode rays (stream of positively charged particles) in a gas discharge experiment. Explanation A German... View Article
Which alkyl halide has maximum reactivity?
The order of alkyl halide reactivity is RI>RBr>RCl>RF. Explanation Alkyl halides also called haloalkanes or halogenoalkanes are chemical compounds that... View Article
Relationship between units of force
The push or pull on an object is called force. According to the universal law of gravitation, every object in this... View Article
Definition of pure substances and mixtures
Pure substances: Pure substances are defined as substances that are made of only one type of atom or only one... View Article
Parthenocarpy is the development of fruit:
Parthenocarpy is the development of fruit without fertilisation of ovules. The fruit is therefore seedless. Definition Parthenocarpy is the process... View Article
A group of interconnected genera is called________________
A group of interconnected genera is called a family. Definition of family Family is a taxonomic category, which comprises of one... View Article
The value of ∆S for spontaneous process is
For a spontaneous process in an isolated system ∆S should be positive i.e ∆S > 0. Explanation In thermodynamics, S... View Article
The electronic configuration of copper is:
The electronic configuration of copper is 1s22s22p63s23p63d104s1 Explanation The electronic configuration of an element is a symbolic notation of the... View Article
Deficiency of which vitamin causes scurvy?
The vitamin whose deficiency causes scurvy is Vitamin C. Explanation Scurvy is a disease caused by a critical deficiency of... View Article
Where does the actual fertilization occur?
Fertilization can be defined as the fusion of the male gametes (pollen) with the female gametes (ovum) to form a... View Article
Where is squamous epithelial tissue found?
Squamous epithelium is found as a lining of blood vessels, mouth, oesophagus, nose, alveoli sacs and as a coating outside... View Article
28,14Si and 29,14Si Are – Fill in the Blank
2814Si and 2914Si are isotopes of silicon. Definition The atoms of the same element having the same atomic number but... View Article
Gram, Pea and Mango Are – Fill in the Blank
fruits
What is sexual reproduction?
Solution: Reproduction is the process of producing offsprings that are biologically or genetically similar to the parent organism. Types of... View Article
Vegetative propagation is not good because:
Vegetative propagation is not good because there is no genetic variation so there is less adaptability to the environment. Definition... View Article
