Which among the following elements are generally find in free state?

Related MCQs

• It has been demonstrated by the scientists that, certain wines such as Red Wine posses health benefits because they contain antioxidants, which work in the body as Free Radical Scavengers and slow the oxidation of other molecules by capturing the free radicals. Which among the following is the most common antioxidant found in Red Wine?
• Which among the following kinds of glass is used generally in making of the Bullet proof screens?
• Consider the following statements regarding Graphene and Fullerene: 1. Graphene is 2 dimensional , Fullerene is generally 3 dimensional 2. Graphene is SP2 allotrope of Carbon, while Fullerene is SP3 allotrope of Carbon 3. Graphene does not dissolve in petrol but fullerenes dissolve Which among the above statements is / are correct?
• Highest percentage of nitrogen is found in which among the following fertilizers among the given options?
• Which among the following is not among Micronutrients required for plants?
• F block elements in the periodic table which are commonly called Lanthanides have the following atomic numbers:
• In which year India was certified as being free of variola (small pox virus) due to Indian national smallpox eradication programme (NSEP) and its intensified version (INSEP)?
• The process of purifying water by spraying water on to a bed of stones where microorganism live so that the microorganisms feed on the pathogens in water and make the water free from harmful pathogens is called?
• The free electrons are in the __________?
• What is the number of synthetic elements in periodic Table?