how to execute linux command from c#

using System;
using System.Diagnostics;

namespace runGnomeTerminal
{
    class MainClass
    {
        public static void ExecuteCommand(string command)
        {
            Process proc = new System.Diagnostics.Process ();
            proc.StartInfo.FileName = "/bin/bash";
            proc.StartInfo.Arguments = "-c \" " + command + " \"";
            proc.StartInfo.UseShellExecute = false; 
            proc.StartInfo.RedirectStandardOutput = true;
            proc.Start ();

            while (!proc.StandardOutput.EndOfStream) {
                Console.WriteLine (proc.StandardOutput.ReadLine ());
            }
        }

        public static void Main (string[] args)
        {
            ExecuteCommand("gnome-terminal -x bash -ic 'cd $HOME; ls; bash'");
        }


    }
}