HCl (hydrochloric acid) is a strong acid. Arrhenius theory, Brønsted-Lowry acid base theory, and Lewis acid-base theory are the theories... View Article
The presence of H+ ions makes a solution acidic and OH- ions makes it alkaline. In the case of Na+ ions, we see that being a positively charged... View Article
The uterus, or womb, is the part of the female reproductive system in which a baby grows. It is above the vagina, between the bladder and rectum.... View Article
The OH group is attached with primary, secondary and tertiary alcohols with primary, secondary and tertiary carbon atoms respectively. In a... View Article
Cell theory has mainly three parts 1. All living things are made up of cells. 2. Cells are the basic building blocks of life. 3. All cells come... View Article
Molecular shapes can be predicted using Lewis diagrams and the VSEPR theory. Molecules that consist of three atoms (ie; AX2) may be linear or... View Article
Niels Bohr suggested that electrons will Fill up the shells according to the principal quantum number. For K shell, the principal quantum... View Article
The four fundamental forces of nature, strongest to weakest, are the strong nuclear force, the electromagnetic force, the weak nuclear force and... View Article
A voltmeter is an instrument used for measuring electrical potential difference between two points in an electric circuit. An ammeter is a... View Article
A conversion factor is the number or formula you need to convert a measurement in one set of units to the same measurement in another set of... View Article
The number of metalloids in the modern periodic table are 6 . The names are : boron, silicon, germanium, polonium, tellurium, arsenic.Metalloids... View Article
A horn is formed when glaciers erode three or more arêtes, usually forming a sharp-edged peak. Cirques are concave, circular basins carved... View Article
Here are the list of some common functional groups Alkane : CH3CH2CH3 (propane) Alkene : CH3CH=CH2 (propene) Alkyne : CH3C≡CH (propyne)... View Article
Taxonomy is the science of classifying organism. Taxonomy is the basis for all meaningful studies on biodiversity, pest management, medicine,... View Article
Iodine is a metalloid. Metalloid elements have one or more allotropes with properties intermediate between those of a metal and a nonmetal.... View Article
Balancing chemical equation refers to balancing the stoichiometric coefficients on the reactants and products side. This must be done as the... View Article
The number of protons in an atom of an element is its atomic number. For example, the atomic number of sodium is 11. Every sodium atom has 11... View Article
The stapes is a stirrup shaped bone and the smallest bone in the human body. It rests on the oval window to which it is connected by an annular... View Article
