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What is the name of silver ore?

argentite

Which is the chief ore of copper?

Copper pyrite

What is chief ore of iron?

Ferruginous rock containing one or more minerals from which metallic iron may be profitably extracted. The chief ores of iron consist mainly of the oxides: hematite, Fe2O3 ; goethite, alpha -FeO(OH); magnetite, Fe3O4; and the carbonate, siderite FeCO3.

How many of the following are silver ores?

Silver ores are Ag2S (argentite) and AgCl (horn silver). Haematite is ore of iron, bauxite of Aluminium and stibnite (Sb2S3) is an ore of antimony.

Which of them is not an ore of silver?

Argenitite : Ag2S , ruby silver : 3Ag2S.

What is leaching in simple words?

Leaching is the loss or extraction of certain materials from a carrier into a liquid (usually, but not always a solvent). and may refer to: Leaching (agriculture), the loss of water-soluble plant nutrients from the soil; or applying a small amount of excess irrigation to avoid soil salinity.

What is a leech person?

Because leeches are parasites, it’s common for people to use the word as a metaphor for someone who sponges off of other people. If you have a friend who is always borrowing money but never pays it back, and who is known for requesting favors without granting them in return, you can call him a leech.

How can leaching be prevented?

In most cases, it is not possible to keep water from moving past the roots, so the only other option for preventing nitrate leaching is to avoid having excess nitrate present in the root zone during times when leaching events are likely to occur.

How do you stop leaching?

5 ways to reduce nitrate leaching from the farm:

  1. Plant winter cover or scavenger crop.
  2. Build soil organic matter using practices such as cover cropping and compost applications.
  3. Conduct annual soil tests and use organic matter, pH, and micronutrient levels to plan your fertilization strategy.

Does rainwater contain nitrogen?

Because rain droplets pass through the atmosphere on their way to the ground, rainwater also contains nitrogen in varying amounts. Although nitrogen is not a major component of oceans and land masses, it is an essential element for the formation of proteins in both plants and animals.

Is rainwater good to drink?

Most rain is perfectly safe to drink and may be even cleaner than the public water supply. Rainwater is only as clean as its container. Only rain that has fallen directly from the sky should be collected for drinking. Boiling and filtering rainwater will make it even safer to drink.

Does rainwater have more oxygen?

Rainwater also contains more oxygen that tap water. Carbon dioxide, when it combines with other minerals in the atmosphere, imparts to rainwater an acidic pH.

Why is rainwater The purest form of water?

Rain water is the main source of natural water, since it directly comes from atmosphere, it is the purest form of water. The initial showers of rain water contain dust particles and other micro-organisms. The later part of rain water is devoid of any impurities.